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aviation terms [复制链接]

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41#
发表于 2008-12-30 03:21:26 |只看该作者
JERK Rate of change of acceleration, either scalar or vector, often with subscripts such as ENU or XYZ to denote the coordinate frame; time derivative of a... 1 {2 D8 ]( d; d5 e% q JET PROP Describes aircraft using turbine engines to drive propellers. 9 i' B3 p; r. G2 nJET STREAM A migrating stream of high-speed winds present at high altitudes. 0 m' \: D4 C% a7 X JET-A1 Jet Fuel type A1 / P2 p5 y5 v5 [8 [7 YJOSTLE British airborne jamming device to disrupt enemy RT transmissions. & Y' [ _$ l4 `/ Q9 b/ |JPPL JAR-FCL Private Pilots License (AOPA internal abbreviation) 1 S+ H2 t% D% y' e+ [* @JSA Joint Steering Assembly (JAA) ) M7 h* ]( _9 J3 _JUG Nickname for the P-47 * ]. z( k Z( {9 X JURG Joint User Requirement Group , z. r9 t) b6 s) O/ I. gK Airspace Euro control Project Class K (all traffic known) 9 C* ?+ |% H9 e5 ?KALMAN FILTER A filter for putting together multiple data sources, of different types, to return an estimate better than any one source; ' h7 Y1 M1 o$ W* t9 n# rKALTINT Altitude integral advantage. 5 q( K9 n; @4 ]& ~2 O- T2 eKAMMHUBER-LI RAF nickname for the zonal system of air defense set up by General Joseph Kammhuber. \1 N+ z, R6 ]" L9 s( r j& j8 x8 x KAMPF GESHWADER; Luftwaffe Bomber wing 1 P9 n. p7 ^" z7 O: G7 N% j/ ~ KIAS Knots Indicated Air Speed; IAS, in knots. % D3 N( `7 e3 |. ?. L- P+ Z KINT Path integral gain 4 O+ _. W5 \6 e' sKIT A Kit is an unassembled aircraft, it arrives as packages of parts it must be assembled, as opposed to an ARF; Almost Ready to Fly, which is mostly pre... & J# W, v) }- `( }( L5 T3 vKITE means a framework, covered with paper, cloth, metal, or other material, intended to be flown at the end of a rope or cable, and having as its only sup... 7 m' S E! ^1 _ KLA Reference Acceleration Gain. / r/ G/ w0 M2 {KNICKEBEIN German radio beam/beams used to guide bombers to their targets. + q3 `/ K# f* o1 P% z4 k" x KNOT One nautical mile/hour, which is about 1.15 stature miles/hour. ; H/ [3 V5 g' |0 y$ k KNOWN ICING FAA certified to fly into icing conditions. 0 J& R5 x) [& } KORFU (FuG 351) German ground radar often used to produce fixes on the bombers H2S equipment. / M+ l, G1 \: `% Z: {KOSIF knots Indicated Air Speed. * {. M: k. X4 G/ E* l. c0 C5 I% ]( tKPH Kilometers/hour ' ^5 `" |5 z+ u \ g& }6 A! yKPI Key Performance Indicator (KPI) 8 n8 D9 H( P0 H2 a/ h6 ?, sKT(S) knots true air speed (KT) ' V& j; W9 ]* w" \) N6 y7 ^" k KTAE Track angle error gain (KTAE) ( n% b' W6 V" w KTAS Knots True Air Speed (KTAS). TAS, in knots. ( M* B! t, Q/ ?- q6 UKVSF Velocity error scale factor (KVSF) 1 ? q4 F+ _9 S% `9 D0 lKXTKD Cross track deviation gain (KXTKD) 1 b* ^& c7 ^$ |1 _9 G( o" P- z2 dKXTKR Cross track deviation rate gain (KXTKR)

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42#
发表于 2008-12-30 03:21:42 |只看该作者
KZSF Altitude error scale factor (KZSF) ' R8 e t% k% K6 e, c; Q L-BAND A radio frequency between 890 and 1550 MHz. 3 Z7 {& C7 z# P G6 J! M: ]7 A+ c9 y LAAS Local Area Augmentation System (LAAS) ; t4 \% \5 J$ d! l( f+ s! y LAHSO Land And Hold Short Operation. (to cross intersecting runway). % v z/ a$ W! jLANDING GEAR (LG) The assemblies this includes the wheels and the wheel struts. 6 y/ \; M* S6 ?9 w$ WLANDING GEAR EXTENDED SPEED the maximum speed an aircraft can be safely flown while the landing gear is extended 6 l4 j" {, K m; C1 j3 u5 z5 I* o" |( Q LANDING GEAR OPERATION SPEED the maximum speed at which landing gear can be extended or retracted safely. ! ?0 k! O5 i- k( L3 ]& {LANDING SKID The rail type landing equipment used aircrafts which have no wheels. 5 k% ]" A% N2 k" kLAPLACE TRANSFORM A mathematical relationship to model. A continuing function in the complex frequency domain (S-plane). Laplace transforms are usually used by systems ... 4 L0 t( ^* q t; U2 A" P0 h- _ LARGE AIRCRAFT Aircraft of more than 12,500 pounds. Maximum certificated takeoff weight % T- ~4 T) W, P$ E: H LASER IRS An inertial reference system getting angular rate information by measuring doppler shift between two counter-rotating light beams. - K5 R) n' @. @6 W; l! @+ hLASER OBSTACLE AVOIDANCE/TERRAINAVOIDANCE SENSOR (OA/TA) A sensor that warns for long, thin objects (IE: like wires); it has at least a 20deg x 30deg FOV. Itis both velocity tracked and pitch stabilized; it ... " `% n' I8 a1 l+ Z/ e# R; c& ]2 zLAT Latitude % K* ~7 b) H- l! N! ?3 w LATERAL Related to latitude; across an aircraft left to right * d0 k: p3 I2 B9 i/ ?LATERAL AXIS The axis about which an aircraft pitches, extending out along each wing. / u& h. [. ^% {$ Q) v% o, zLATERAL CONTROL The ability to make an airplane roll, or turn around its long axis, according to its pilot`s wishes 3 |% j3 R- K$ x2 V0 q* `( Z) v4 BLATERAL CUE A cue to control heading; lateral cyclic cue See Also: wheel cue, . y2 u) w! Z* s G# N$ NLATERAL CYCLIC A flight control operated by moving left or right with hand in rotary-wing aircraft, primarily to control roll (heading); controls differential pitch ... 2 l) t/ B S- t+ ULATERAL CYCLIC CUE A lateral flight director cue for rotary-wing aircraft, primarily to control heading, by changing roll; Compare: wheel cue; Symbols: Gamma sub "LAT"; ... 4 M% L$ C/ g& V: @: ^) e LATERAL GUIDANCE Calculations for the lateral axis of the appropriate guidance modes. The control law lateral axis input data are: Cross Track Deviation, Cross Track D... 1 o3 e9 e8 y2 ?* P8 F6 OLATERAL STABILITY Stability about an airplane`s longitudinal (nose to tail) axis. $ Z2 [) o9 ^" b P! _LATITUDE Position on earth, north or south of the equator; See Also: astronomical latitude, geocentric latitude, geodetic latitude; Symbols: Phi; Typical Units... " u" H+ u' M1 R. q5 _ ^+ x6 R LBA Luftfahrt-Bundes-Amt (German CAA) # p& k0 E D$ c0 hLBST Pounds of static thrust 3 H6 R# E% V0 k/ |LCD Liquid-crystal display.

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43#
发表于 2008-12-30 03:21:50 |只看该作者
LDA Landing Distance Available ) M1 G1 F' W3 a: g8 W* WLDG Landing & g0 @( J$ n: b& G7 C% o! h: n0 o LEADING AND TRAILING EDGES The foremost and rearmost edges of a wing. 7 n: Y; |$ f$ B0 `4 x& z3 C LEADING EDGE (LE) The very front edge of the wing or stabilizer. This is the edge that hits the air first. 9 b& Q; n/ B: E1 C( q' ]% h5 H LEAN Refers to carburetor setting. When an engine is run too lean it will overheat, causing damage, and likely an in flight engine failure. Tuning a carbur... 7 K2 R2 S* p, \) v LEAN RUN This happens when an engine develops a lean condition. Possible causes are improper tuning, improper fuel choice, fuel foaming due to excessive vibrat... 5 X2 E* e* E9 v: @, u1 d- ZLED Light-emitting diode. 1 o+ D+ M$ [9 V8 }: ?LEG A segment of a flight plan; flight path between two waypoints ) F/ M1 n$ p! YLEO Low Earth Orbit # l, U# y7 e$ ? LF ADF Low Frequency Automatic Direction Finding : c$ g5 m8 P/ ]+ w% Z LFR low-frequency radio range. 4 _- k6 T! I4 V) o3 u; s6 z LH Left-hand # _( M: J( s, `7 Q4 o LI-R5 LI=Italy, R5=Restricted Area No. 5 - ^5 N7 k3 J. c2 ?7 FLICHTENSTEIN (FuG 212) German air interception radar $ X" c: x6 w2 \+ aLICHTENSTEIN SN-2 (FuG 220) AI search radar effective at 2 miles - w6 {) ?5 R2 F/ E% F) P" ^LIFT Force created by an airfoil moving through atmosphere, perpendicular to the direction of motion. 8 b. T& B) B: L7 |; ^! a5 @! KLIGHTER-THAN-AIR AIRCRAFT aircraft that can rise and remain suspended by using contained gas weighing less than the air that is displaced by the gas & G* p; s/ m9 f1 Q LIMITER A filter that passes the input to the output, except that the output is limited to a minimum value and a maximum value; Compare: rate limiter; 0 x$ f. T" F4 L5 m- }* N8 y LIRL Low Intensity Runway Lights : r; k N) g6 f9 G: a7 S5 LLLWAS Low Level Wind Shear Alert System 7 V* u- v' T7 a3 T- j, Z3 `* @( vLLZ Localizer (approach system) 7 }( n( K: q3 r1 n' g3 i6 ]7 T* W: ? LMB Light marker beacon. 1 Q! [# z/ n& y. MLMM compass locator at middle marker * A3 |8 `: O6 G2 I q LNAV Lateral navigation guidance. 9 o* j- V" W# K9 qLOAD FACTOR The ratio of a specified load to the total weight of the aircraft. The specified load is expressed in terms of any of the following: aerodynamic force... 1 m4 Y# }# v8 f; s LOADING a.k.a wing loading. The load placed on the airfoil of a flying machine. In the case of an aircraft, this would be wing loading. Typically found by div... # C+ h4 x$ O1 |" T LOC Localizer receiver and indicator. & M P: Q# a" P0 h: Y, u LOCALIZER (LOC) Part of ILS that provides lateral deviations from a preset course; 5 N Z0 f/ W$ U& w) P2 {LOGBOOK A pilot`s record of his flying achievements, including flight time, takeoffs, landings, and maneuvers mastered. 5 p5 P! p) o- l5 N+ u; j& `LOM compass locator at outer marker.

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44#
发表于 2008-12-30 03:21:58 |只看该作者
LONG Lateral Navigation (GLS) ) N; b, Y# `6 A* B6 OLONGITUDE Position on earth, east or west of the prime meridian; Symbols: lambda; Typical Units: rad, deg; 3 F1 I9 R ~5 E' \LONGITUDINAL Related to longitude; lengthwise along the center line of an aircraft forward 5 K- Z, S" \. z! e0 V* R2 S! k# ]LONGITUDINAL AXIS The axis about which an aircraft rolls, extending from nose to tail. . t& b/ x8 @: J' h7 u& X+ G LONGITUDINAL CUE A cue to control pitch; longitudinal cyclic cue See Also: throttle cue, ! L# c; W4 w! @LONGITUDINAL CYCLIC A flight control operated by moving fore or aft with hand in rotary-wing aircraft, primarily to control pitch (speed); controls differential pitch of ... $ S1 o9 W( b: M# T: x- ?. m ^' y1 G LONGITUDINAL CYCLIC CUE A longitudinal flight director cue for rotary-wing aircraft, primarily to control speed, by changing pitch; Compare: throttle cue; Symbols: Gamma sub ... 1 v: s/ P. H" U9 D& L LONGITUDINAL GUIDANCE Calculations for the longitudinal axis of the guidance modes. The control law longitudinal axis input data are: Reference Acceleration, Reference Acce... . z/ V+ p( u) y2 x3 d# i$ M" cLONGITUDINAL STABILITY The characteristic of returning to the trimmed angle of attack after a displacement. 2 O8 ]' l- P! X% r. R LOOKS PER MINUTE Scanning or sweep rate of a weather radar antenna. 0 u1 S- K2 ?$ s LOOP A vertical circle in the air. The plane noses up, keeps rotating until it`s on its back, and then comes down and around to describe a vertical circle ... 8 T- Y. s; q. D) KLOP Line of position. 6 N6 Q* D, S- Y9 ~ LORAN LOng RANge version of GEE ! Z! G8 p% {' U( t LORAN(-C) Long Range Navigation 6 J/ R3 \7 N9 q/ g' z) s- h) z. `LORAN-C Hyperbolic grid navigation system based upon measured time differences (TD) from pulse transmissions. ! m* c' Y" ~1 dLOW FREQUENCY AUTOMATIC DIRECTIONFINDING (LF ADF) Equipment that determines bearing to a radio station on a low frequency band, usually the standard AM band; 2 A+ f0 `( y9 M5 K2 ?: c LOW-PASS FILTER (LPF) A filter that allows frequencies below a cutoff frequency to pass while attenuating frequencies above the cutoff frequency; See Also: first-order filt... ) S F' n; E, c3 n: F# GLPF Low-pass filter + k1 B. I$ H1 F5 Y; MLRT Long range fuel tanks. - M6 h/ x) d9 L. W3 Z+ f/ n! hLRU Line replaceable unit + s* ^& u" b- d* ]/ p/ Q8 _5 mLS-D12 LS=Switzerland, D12=Danger Area No. 12 A" q2 j9 Z/ B. h LSC Local Signaling Channel (VDL-4) 6 |- H' R- b% f+ X0 h/ Z4 n6 ` xLT Local Time ; {8 a* a( `4 h+ m LTE Long Term Exception (JAR-FCL) 2 e0 c. L3 D' D7 e6 m& HLUBRICANT The agent used to aid in the reduction of friction between two parts. This term is used for many substances, which in turn are used in many different ... & o% Q+ _) r# N8 V7 ]LUFTWAFFE-HELFERINNEN . "BLITZ MAIDENS";. German female radar plotters. ' w0 H% M" T8 U4 I LYC Avco-Lycoming (Engine mfr.) . F) S! w# ^2 o" z. zM means mach number. $ T0 F, D4 E8 W: N1 U M$ Mega dollars (1`000`000 US dollars) ' E4 Q, P/ |* N) S, z3 P1 S MAA maximum authorized IFR altitude. " R$ p8 e9 O# a2 ]3 ? MAC Mean Aerodynamic Chord

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45#
发表于 2008-12-30 03:22:05 |只看该作者
MACH NUMBER Ratio of airspeed to the local speed of sound (Mach 1 is the speed of sound under current atmospheric conditions); Symbols: M; 9 n: e. n/ e6 \9 Y _MAGNETIC VARIATION (MVAR, MAGVAR) Difference between true north and magnetic north, varying with position; magnetic variation drifts with time; Symbols: nu; Typical Units: rad, deg; , F; g+ J6 q1 L* L4 J2 ~9 }4 OMAGNETING HEADING Heading of the aircraft relative to magnetic north; A Magnetic Heading Sensor provides this heading data. Symbols: psi sub M; Typical Units: rad, deg;... + p7 N# M; I, N& a* K4 K/ E. VMAGVAR Magnetic variation 8 t. [* v8 T: m- Q" ]# d MAHMOUD RAF night fighter operation conducted against Luftwaffe night fighters with a single mosquito joining the landing pattern & ~- C4 J2 r' ^- \MAHWP Missed Approach Holding Waypoint & \" q9 m& t% u$ `! m) h1 | ZMAIN GEAR Also Main Landing Gear. The large, heavy-duty landing gear struts and wheels that support most of the weight of the airplane. They are usually under t... * g8 A& q, Z( q' u. KMAINTENANCE Indicates device is in a maintenance mode; Values: non-maintenance, calibration, alignment, bore sight , ?6 H. Y' J& w* O# _, u4 | MALS medium intensity approach light system. & W$ g$ b! ]/ q- ~+ `MALSR medium intensity approach light system with runway alignment indicator lights 0 p: e9 m" K/ H7 v! j: b; `+ jMAMMUT MAMMOTH. German long range radar with a range of up to 300Km. 2 `* u0 b$ X% I% I, R MANDREL Airborne radar jamming device operating in the 85-135 MHz waveband to counter the Freya early warning system. ( i4 `# O( u* I5 B% C8 n \ MAP Equipment that produces a map image; See Also: Digital Map Generator ' s6 t0 a) o- A4 k. k. H$ qMARKER BEACON (MB) Part of Instrument Landing System that signals crew members of distance to runway, consisting of three markers:. inner, middle, and outer; 3 G/ Z |, }' R: G MAS Map section of AIP 3 P& J* r! |* J# @MAS UAC Maastricht Upper Airspace Center 8 P" c, e4 d; s4 p+ K+ T MASP Minimum Aviation System Performance & o& r2 n4 H8 `% P) A MASSAGED Filtered, estimated, or derived, or some combination of the three , W: H1 d* N# ? L7 L: U$ GMASTER CAUTION A signal which indicates that one or more caution lights has been activated (from MIL-STD-1472D); 7 ?8 \0 c: ^9 _5 Q; jMASTER WARNING A signal which indicates that one or more warning lights has been activated (from MIL-STD-1472D);

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46#
发表于 2008-12-30 03:22:14 |只看该作者
MATSE ECAC Transport Ministers Meeting on the Air Traffic System in Europe * o# ?) o$ Y( L0 r5 cMATTSCHEIBE FOCUSING SCREEN. German name for the glow in the sky from searchlights, flares and fires against which the bombers were silhouetted. . n7 ]. ?0 u% Q; B+ M C MATZ Military ATZ ! P4 B! H- b7 B4 X' D9 m8 ^/ G$ w MAUW Maximum All-Up Weight # w' Z! e4 @+ z! R+ Z MAWP Missed Approach Waypoint 7 J h, I6 _) d. E5 T MAXIMUM PAYLOAD Maximum Zero Fuel Weight - (minus) Basic Operating Weight & F5 t- F* ?) CMAYDAY The international radiotelephony distress signal. When repeated three times, it indicates imminent and grave danger and that immediate assistance is r... ; C! N0 x8 {* C( t. p% B- s( N$ cMB Marker Beacon ( \0 ^) P) u3 H: t% v! E$ dMC Mission computer ; a& M; D" P8 f% q- J* e& gMCA Minimum Controllable Airspeed. The speed below which your control surfaces do not generate sufficient lift to control the aircraft. ?1 Z' j6 y" n* f3 D MCC Millibar (replaced by hPa) ' D( N* D) T3 O8 ]% j+ n4 s MCI Mobile Communication Infrastructure " |/ X6 N6 N3 MMCTR Military CTR 6 l; b. W( F6 B) S0 a% [# cMCU Minimum configuration unit. 0 i3 s! @: r" |5 G* ZMD Medical Doctor - y( }0 Y& g- z4 a9 k' zMDA Minimum Descent Altitude 3 e/ ^5 D) O# c) y2 z8 z. _7 S$ NMDAU Maintenance data acquisition unit. " `5 R& ?/ Y4 _8 K; I( D- kMDF demonstrated flight diving speed. / P7 o# n$ W! N' C( P MDH Major damage history. $ X2 ? h$ Z" e# I5 yME Multi Engine $ @/ b2 F9 r3 V0 Z+ [ E6 V2 U8 n MEA Minimum Enroute Altitude 3 ?+ V0 @/ E: F9 k% W8 A4 J MEAN SEA LEVEL (MSL) The average height of the surface of the sea for all stages of tide; used as a reference for elevations throughout the U.S. # s( v* h5 A$ e5 {/ N MEASURED Raw data converted to standard units; Compare: derived, estimated, filtered, raw, selected, smoothed & k& `4 b3 C8 A" JMEL Minimum Equipment List ! q5 a* {) }) j0 l MEO Medium Earth Orbit 6 t5 \ g. g" u4 G5 h& IMEP Member of Parliament ! j0 Z: c3 _9 w; L# D+ r m0 `9 o MERIDIAN RADIUS OF CURVATURE Radius of the earth in the east/west direction at a given position; Synonyms: earth radius north/south; Symbols: rho sub M; Typical Units: ft; Dimensi... : l7 u5 S! D0 F; m+ M MET Multi Engine Piston 4 n& J8 N# r- I, {. v+ \* G9 Q METAR Meteorological Actual Report (current weather) 3 o, n4 M4 {/ L& F8 hMFD Multi Function Display ) \7 R& ^& X1 F% }) b& E MH Magnetic Heading " Y A8 H+ J$ B/ W% v4 HMHP Mental Health Professional (or: psychologist) $ B' v8 }2 [! l/ h% H! r8 m! ~4 QMHZ Megahertz (1`000 kHz) 8 j3 D. c L0 z3 f1 Z MICROLINE Trade name owned by Collins. 3 c4 N9 Q- o( {$ o) m$ e3 HMIDDLE MARKET Marker beacon located where the center of the glide slope is 200ft above the runway ) G B: p) p8 R+ e( X MIDRANGE The power band of an engine between idle and full throttle. : u: T3 D/ q$ E6 O) ? MIL Military

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47#
发表于 2008-12-30 03:22:24 |只看该作者
MILES FLOWN The miles (computed in airport-to-airport distances) for each inter-airport hop actually completed in domestic and international revenue services, sch... ' S" n H; A+ b% g1 ^MILK RUN Nuisance sorties over Berlin undertaken by Mosquitoes to activate the German air defense system & C: _6 z$ q, V% Y0 W" @& g5 n- C MILLENNIUM Codename for the first 1000 bomber raid on Cologne 30-31 May 1942. ' e! ^# [0 e" L' dMISSION COMPUTER (MC) Mission processor; ; V4 b7 O) S/ }8 g s MISSION OBJECTIVES Goals to be accomplished during a specific mission, including flight plan, NRPs, legs, and a plan on how to accomplish these objectives; plan includes... , @# z q c2 [4 t. @; pMISSION PROCESSOR (MP) A general purpose computer to host avionics software. Synonyms: mission computer; - S7 C( w: ]. u; ?7 ?0 E7 yMIXING Radios with mixing will take two or more controls and mix their output in relation to stick input. The number of channels that can be mixed, and the p... . n5 w5 k& m. E MIXING ARM A specialized lever which has three or more pivots. The length between pivots will determine the proportion of the mix between two or more linkages. % y! \: v. I3 ?0 ? MIXTURE Fuel to air mixture is determined by the needle valve on the engine carburetor. " }: g# ^& k4 n% M MLS Microwave Landing System 6 v; E* _( ^# I$ zMLW Microwave Landing System 7 z2 e" y* p4 ?& Z MM Middle Marker 3 l8 w8 ~0 B0 K- gMMI Man-Machine Interface (see HMI) 5 f; D- X+ l3 z7 |) c3 k: ] iMMO maximum operating limit speed. 5 g7 _: f6 B9 W6 A( o MMR Multi-Mode Receiver + k: H7 T7 D) p5 V8 v/ h# u MNPS Minimum navigational performance specifications. # O2 @- E: G L2 T7 k7 G$ y+ iMOCA Minimum Obstacle Clearance Altitude / h$ a4 K! b. M8 f) X# n, R. ?MOD Moderate - _) K* f5 N! s( {7 c2 E0 d) B# _% N MODE Microwave Landing System # v" D6 f% z6 I5 ] MODE-A A transponder which does not give the controllers altitude information 1 W& ^) k+ F# R" Q" y* CMODE-C A transponder and encoding altimeter which together give air traffic controllers altitude information & B6 p& g# x& h, p+ s" j: Y MODE-S A transponder which features unique identification per unit, the potential for low-speed up and down data links, and "selective interrogation" trigger... 9 q* Q+ p6 M( o* h MODIFIED EVEREST A standard model for computing earth data " l; b6 p, J- C9 w MODING CURSOR A symbol on a display, moved by an operator much like arrow keys for menu selection, to select one of several options 9 t, W s7 `9 u8 q4 b- g4 bMOGAS Motor Gasoline (Auto-Gas) . G$ w% `% w) E6 z% X+ LMOH Major overhaul 2 ^0 S, g2 C4 ]" _2 N! P% e MON Motor Octane Number (aviation fuel rating)

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48#
发表于 2008-12-30 03:22:32 |只看该作者
MONICA RAF tail fighter-warning device effective up to 4 miles * q* N+ c5 j) j- P$ k7 U; w- g# k MOONSHINE Radio jamming device used by RAF to deceive the Freya radars by returning their own signal in an amplified form giving the impression of a larger forc... : t7 b% p7 y5 U) X5 R) j- w* d MOPS Minimum operational performance standard (RTCA) $ K: R* i# U, G. T MOT Ministry of Transport # z5 M P1 {1 ]0 l" e/ \MOTOR Any electric motor used in the aircraft. Examples are the servo motors, which move the servo arms, and thus the control surfaces. There are also kits ... ' f. \6 \ t6 u& x1 | MP Mission processor & j' t0 k0 {5 }" dMPA Multi-Pilot Airplane * z; p4 g l/ i3 x4 Y/ r MPH Speed in Miles Per Hour. Like RPM, MPH is both singular and plural. You can go 1 MPH or 100 MPH. You do not go 100 MPH`s. ! w) p; }- N3 q/ r5 zMRA minimum reception altitude. 2 {7 p& J2 I2 R& i5 G5 u( b: MMRVA Multi-Pilot Helicopter 4 K7 o' g- i9 r; K5 W" R: Z MRW Maximum Ramp Weight 9 w' `6 Q8 W4 L MSA Minimum Safe Altitude . J- Q; C* b7 gMSG Message 7 [) }1 ]! Y3 ^, x. }4 X+ P MSL Mean sea level * {' T7 H8 I& J) T! k' k: v MSP Maintenance Service Program. (Garret engine) 7 X# V2 f5 {1 j1 Z5 m6 z7 o, ?1 w MT Mean Sea Level 7 e) o" V: f# J7 Z" S* i2 m MTOM Maximum Take-Off Mass , M) a! h) B% x& ^5 dMTOW Maximum Take-Off Weight : M4 |! W/ b- n$ q MULTI-MODE RADAR (MMR) A Multi-Mode Radar is used for Terrain Following (TF) and Terrain Avoidance (TA), Ground Mapping (GM) and Air-to Ground Ranging (AGR). The TF mode sup... $ N) A1 y5 F W+ `8 a3 YMULTIFUNCTION DISPLAY (MFD) The third or fifth tube in an EFIS, it replaces the weather radar screen and displays radar data, navigation maps, checklists and other information. 0 z! u) E; o4 J! Q1 WMVA Minimum Vectoring Altitude " ^1 O8 |8 y- _6 }+ B( D MVAR Magnetic variation - p; ~' d) r2 `' G+ t MZFW Maximum Zero-Fuel Weight / D3 F1 e$ p- v N Airspace Euro control project Class N (managed traffic only) ( X/ v& z: l* N1 ?) w$ w6 C N(....) Country identifier for aircraft registered in USA * V8 ?, Z6 `9 ]$ A+ N' E, W. e N/A not available or not applicable ! n( a9 v& r9 z$ R: H: |NAA National Aviation Authority (generic term within JAA) & _$ D5 J& y Z) INABS Navigation Augmentation Broadcast Service (ICAO for GBAS) 3 k( S8 X# ]) \' O. [- f% FNACELLE An enclosure on an aircraft. ! i( @4 B0 v; W4 L NAP-OF-THE-EARTH FLIGHT Flight with a goal to remain close to the earth, usually below the height of surrounding trees and less than 100 ft above the terrain; Compare: terrai... - E* S6 K, s5 \4 L, ^4 m NARA professional trade association of 54 reputable business companies organized to promote the growth and public understanding of the aircraft resale indu... : |- g9 O7 G, \4 u, @. R NASA National Aeronautics and Space Agency (USA) 9 Z: a7 ?2 \( l; w& n2 e9 QNAT North Atlantic Tracks.

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49#
发表于 2008-12-30 03:22:43 |只看该作者
NATIONAL AIRSPACE SYSTEM (NAS) The common network of US airspace; air navigation facilities, equipment and services, airports or landing areas; aeronautical charts, information and ... 8 U6 m7 O- \3 _2 ]7 {# @ NATO North Atlantic : N h, l+ k- I! f1 pNATS National Air Traffic Service (UK) & |/ V7 d7 X- x$ x: q2 r0 bNATURAL FREQUENCY Standard engineering term See Also: second-order filter; Symbols: omega sub n; Typical Units: rad/s, Hz; Dimensions: 1/Time; $ X- i& Y4 T5 j& ? NAUTICAL MILE Measurement of distance. Equals 1.15 statute miles. * x6 M* h! M$ HNAV Navigation Receivers 2 V# }8 A8 @: P) f- TNAV/COM Navigation and communication radios combined in a single unit. - i& P, M, B* k5 ?NAVAID Navigation Aid (Ground Radio Station for Navigation) / H" e' l/ _5 u& M7 O& DNAVIGABLE AIRSPACE airspace at and above the minimum flight altitudes prescribed by or under this chapter, including airspace needed for safe takeoff and landing " e9 m& Q2 E/ aNAVIGATION A system, usually software, in which the primary purpose is to generate position relative to a coordinate frame, usually fixed earth frame, such as la... $ n6 Y0 M2 ?" A) v& m2 ^$ m/ z5 r NAVIGATION AID A device or process to help with navigation, such as a VOR station or a position update; + |% f+ X& ^0 }4 q NAVIGATION REFERENCE POINT (NRP) A point, usually fixed in earth coordinates but possibly moving; Also, a basic guidance mode, providing lateral guidance to an NRP, either by course o... % ^5 e6 v- s& m& Z1 X6 y* k! S% DNAXOS (FuG 227) German ground radar which produced fixes on H2S. 6 [/ W( I- L3 D( [% @ NAXOS 2 Airborne version of NAXOS. ) U0 s+ i" p) BNBAA IFR FUEL RESERVES Fuel for go-around at destination airport # o, d+ N# Y8 t4 @* jNDB Navigation " l' V& Q. l6 R) g- N$ o NEAN North European ADS-B Network + ]4 {6 j" X5 N3 R; _- cNEAR MIDAIR COLLISION (NMAC) An incident associated with the operation of an aircraft in which the possibility of a collision occurs as a result of proximity of less than 500 feet... - ?9 O( T8 e6 P3 S NEEDLE VALVE This is used to tune the fuel to air mixture on the engine carburetor. On most engines, the needle is turned clockwise to lean the mixture, and counte... $ U) d0 S; `7 r2 H8 X, Z9 {9 V NELS Northwest Europe Loran Steering Committee : E" h) J2 T' J6 W4 D' Q! p. e NEPTUN (FuG 216-217-218) German warning device fro attack from the rear or alternatively, a night-fighter search radar. $ D; T- G& r' Y9 K: [/ MNICAD (OR NICD) Nickel Cadmium battery. Rechargeable batteries which are typically used as power for radio transmitters and receivers. 2 m9 N% E$ J# [ NICKELLING Codename for leaflet dropping , ~% E/ s2 j& m/ m' A, ?6 VNIGHT the time between the end of evening civil twilight and the beginning of morning civil twilight, as published in the American Air Almanac, converted to... 4 ~0 {6 C# H9 o2 }3 r NIL Nothing, no information $ Z0 M' p' V5 i y4 t: m NIMBY "Not In My Back-Yard"-Syndrome: "We need an airport but not here" : n/ |! a. |8 u' GNITRO Abbreviation for nitro methane. The addition of nitro methane in fuel provides more power, and a smoother idle, thus making the engine easier to tune.... 9 L/ m' j0 z' ~4 z# R9 M( \8 qNITRO METHANE The addition of nitro methane in fuel provides more power, and a smoother idle, thus making the engine easier to tune. The nitro also makes an engine ... 3 P/ o, {5 O1 h0 m NM Nautical Miles. One nautical mile = 1.15 statute miles = 6,080 feet. & G5 I/ x- W. t8 w; tNM, NMI Nautical Mile (1.852 km) $ ~$ B* g: S) M; N, A, f- I. k) g/ | NMS Navigation management system. ! V( J- E, s: p; U NMU Navigation management unit. + S( v+ e9 O- L$ ZNOISE Part of received data that is undesired, consisting of random sinusoidal terms added to a signal; Compare: offset, signal;

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50#
发表于 2008-12-30 03:22:51 |只看该作者
NON-DIRECTONAL BEACON (NDB) An L/MF or UHF radio beacon transmitting non directional signals whereby the pilot of an aircraft equipped with direction finding equipment can determ... / ?! ?. r8 D- c) M+ HNON-SCHEDULED SERVICE Revenue flights, such as charter flights, that are not operated in regular scheduled service and all non revenue flights incident to such flights. , w' q3 z$ M" P) Z& Y, }6 r NONPRECISION APPROACH PROCEDURE a standard instrument approach procedure in which no electronic glide slope is provided $ z i( y. \( `4 z z9 @4 R% TNOPT no procedure turn required. k. G; Q3 C4 z, X NORMALIZER Function to restrict input to a specific range, such as restricting an angle alpha in radians so that -pi le alpha le +pi; angles usually require norm... . |9 L# \. r! M% BNOSAR No Search and Rescue required (Australia) 0 T8 ~+ M$ i) T$ r. i2 T7 ?4 f+ ANOSE The front portion of a aircraft`s fuselage. 5 T1 P" r. O( Q0 W: s* n. ~0 T B NOSE GEAR The strut and wheel that`s under the nose of some aircraft. 3 g, o; h( j$ j7 A6 M# A8 ANOTAM Notice to Airmen 7 x$ _' }& \$ U/ C! H' I; O NOTAR No Tail Rotor 1 ~" ~+ ^8 x- z9 q8 ] NPA Non-Precision Approach , f& e; O4 j- L: HNPO Non-Profit Organization & m! U6 J! Z; a p2 ]1 | NPPL National (ICAO) Private Pilots License (AOPA internally used: IPPL) * g" `( C9 q- VNPRM Notice of Proposed Rule-Making (USA) 1 Y* t9 n4 ^9 B: M- K NRP Navigation reference point 7 n" e* q7 S( UNTSB National Transportation Safety Board. Investigates airplane accidents. Plays at most an advisory role in flightworthiness accreditation. ' Y& I) o0 _2 {3 `* l9 vNVFR Night VFR & `* k% g7 h- T7 mNVM Nonvolatile memory. Digital memory that retains information through system shutdown. 9 b+ [7 j! h7 C' I NW North-west # e3 u6 J9 a- p3 u& W O/R on request 5 M+ l( _; M2 A( A! v( c OA Obstacle avoidance % N: O+ Z! T. l+ A OACI Organisation de l`Aviation Civile Internationale (voir ICAO) - }1 s5 W( p3 q3 x OAT Outside Air Temperature 8 z6 A1 }: \$ I! M' ` OBERKOMMANDO WEHRMACHT (OKW) German Army General Staff HQ ; t8 E' m+ j" @0 q# qOBOE RAF target-finding bombing aid using two transmitting stations CAT and MOUSE. 9 u9 f3 y& {7 ^# qOBS Omni bearing Selector - part of a VOR receiver system, which allows the pilot to select a course to or from a VOR station 4 C$ a' A6 e: S OBST Obstacle, obstruction * P* r1 t! }+ |. ?+ B9 D1 iOBSTACLE AVOIDANCE (OA) Outside Air Temperature % H7 }3 m( V; M% \, n/ [* J2 ^4 WOCD Operational Concept Document . g" r- {8 O3 k ODIAC Operational Development of Initial Air/ground Data Communications * U; _1 ^/ R( H3 L* u7 g' | ODT Operational Requirements and Data Processing Systems Team & t9 g2 ?( t7 bOEI one engine inoperative. 9 _) R" O' Z5 ^ e6 {3 O OFAC Office F©d©rale de l`Aviation Civile (Swiss CAA - voir BAZL) 6 u, x: j" [7 w6 ^7 J7 q" y2 UOFF Device is powered off (power switch is off; no response to communications) - no data and function is available. 6 Z3 b. V3 z F: G1 ~ OFFSET Part of received data that is undesired, consisting of a random, time-invariant term added to a signal; Synonyms: bias; Compare: noise, signal " r5 S$ r8 M4 P$ w7 H9 x/ BOH Overhaul ( a4 N; B0 R' W2 {( L7 B OM Outer Marker 0 p3 [: G: N* M' J8 k OMEGA A very-low-frequency navigation system 7 S6 B' n1 g& n6 EOMS Outer Marker Substitute (sort of a virtual OM)

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