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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... ; O w. @- J- K2 [8 DJET PROP Describes aircraft using turbine engines to drive propellers. ) \8 A- I E9 U+ WJET STREAM A migrating stream of high-speed winds present at high altitudes. / F2 B# ?- S! N# s/ L- V+ P V6 QJET-A1 Jet Fuel type A1 + Z7 j% ?$ a/ TJOSTLE British airborne jamming device to disrupt enemy RT transmissions. 2 q1 R" N. V0 v) t) {. vJPPL JAR-FCL Private Pilots License (AOPA internal abbreviation) - h# r, G8 e# h- N& g; V JSA Joint Steering Assembly (JAA) 9 H7 C9 K" D- o, H; M8 S JUG Nickname for the P-47 : V& Y) g+ ?: w! v) @0 FJURG Joint User Requirement Group K" \( m' m. wK Airspace Euro control Project Class K (all traffic known) + a* R2 {. a) o* E4 x KALMAN FILTER A filter for putting together multiple data sources, of different types, to return an estimate better than any one source; , T; {" W" A$ C1 t" d# ~KALTINT Altitude integral advantage. * \! Y2 u" X* F" u; x* A9 k; p KAMMHUBER-LI RAF nickname for the zonal system of air defense set up by General Joseph Kammhuber. ) q2 D. G% `, Q$ z" ~. }KAMPF GESHWADER; Luftwaffe Bomber wing / j) s/ o2 i& f: M, n KIAS Knots Indicated Air Speed; IAS, in knots. & ]; [# {: q% I E; R' g2 tKINT Path integral gain 7 n5 a1 N. {' Z( Y$ [' G KIT 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... 6 B: c. y* l* cKITE 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... 0 b8 z$ q6 ?. U* o2 q% s9 pKLA Reference Acceleration Gain. % O* n$ Z! }9 ~( V4 }5 j KNICKEBEIN German radio beam/beams used to guide bombers to their targets. ; E+ P. y% O" O7 KKNOT One nautical mile/hour, which is about 1.15 stature miles/hour. ' [8 e( N3 P1 v7 k3 q- ~KNOWN ICING FAA certified to fly into icing conditions. $ p' a7 n! C# p# yKORFU (FuG 351) German ground radar often used to produce fixes on the bombers H2S equipment. * E" p5 E0 a4 @( u( c KOSIF knots Indicated Air Speed. . s2 w7 r N3 L+ VKPH Kilometers/hour / ^) |, P; V% a, u& O2 BKPI Key Performance Indicator (KPI) * @. i8 O Q7 I% J9 l. f; p k KT(S) knots true air speed (KT) 9 s' G! @. M _$ P KTAE Track angle error gain (KTAE) $ e/ X8 B1 P3 i4 r$ ^% @ M( iKTAS Knots True Air Speed (KTAS). TAS, in knots. 1 g/ I4 m& D7 e; o' { KVSF Velocity error scale factor (KVSF) ; ]2 t: w. \ t% OKXTKD Cross track deviation gain (KXTKD) . D) H5 L" m1 EKXTKR 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) ! S" P- S4 E: v6 X5 x L-BAND A radio frequency between 890 and 1550 MHz. * `& A9 q3 ~* u8 B* hLAAS Local Area Augmentation System (LAAS) 4 u4 {5 f+ ^+ C) ALAHSO Land And Hold Short Operation. (to cross intersecting runway). + U! q, c% @1 z) ]LANDING GEAR (LG) The assemblies this includes the wheels and the wheel struts. # Y W+ ^+ z" a4 [LANDING GEAR EXTENDED SPEED the maximum speed an aircraft can be safely flown while the landing gear is extended + M# c: K) w. P+ i; z LANDING GEAR OPERATION SPEED the maximum speed at which landing gear can be extended or retracted safely. 5 t% S5 M' A. g9 x' _% {8 t LANDING SKID The rail type landing equipment used aircrafts which have no wheels. ( F8 A+ n2 Q" O. sLAPLACE TRANSFORM A mathematical relationship to model. A continuing function in the complex frequency domain (S-plane). Laplace transforms are usually used by systems ... ! v. O5 i& P; s; b LARGE AIRCRAFT Aircraft of more than 12,500 pounds. Maximum certificated takeoff weight 7 t1 j1 M5 X* I: A7 w LASER IRS An inertial reference system getting angular rate information by measuring doppler shift between two counter-rotating light beams. ( x# q9 [1 d8 ?! vLASER 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 ... $ X0 C2 S) }5 Y0 TLAT Latitude ! x6 A8 _4 I& Z/ \7 `9 I, Y& M A C" qLATERAL Related to latitude; across an aircraft left to right 9 K2 S0 n$ o' b, b p! jLATERAL AXIS The axis about which an aircraft pitches, extending out along each wing. " u) R. [, u7 T, }% r: i7 O" k2 s1 y LATERAL CONTROL The ability to make an airplane roll, or turn around its long axis, according to its pilot`s wishes ; U( y$ a; k3 c; F7 }& V3 KLATERAL CUE A cue to control heading; lateral cyclic cue See Also: wheel cue, $ H. B1 x. ?# B U) ] LATERAL CYCLIC A flight control operated by moving left or right with hand in rotary-wing aircraft, primarily to control roll (heading); controls differential pitch ... & m8 N' K/ q* a; |4 e8 ^9 v& }LATERAL 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"; ... ' q+ h9 j W6 ~& b h& C/ T( |$ B 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... 6 B7 s( r m" G+ ~+ ~LATERAL STABILITY Stability about an airplane`s longitudinal (nose to tail) axis. 3 ]& e% k1 o/ G LATITUDE Position on earth, north or south of the equator; See Also: astronomical latitude, geocentric latitude, geodetic latitude; Symbols: Phi; Typical Units... 0 q* w8 f9 A2 r9 U" m9 FLBA Luftfahrt-Bundes-Amt (German CAA) 2 t/ b1 O3 o( T/ v( x LBST Pounds of static thrust 2 X" ]" w4 @( A& _; uLCD 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 5 Z, M( F; ?8 k% R- ] LDG Landing $ d! M4 Y& ~6 u6 ~& B+ p. [, f LEADING AND TRAILING EDGES The foremost and rearmost edges of a wing. 4 f" ]. f; C8 D% ` LEADING EDGE (LE) The very front edge of the wing or stabilizer. This is the edge that hits the air first. , s7 V5 C& R5 N4 J: } 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... 1 j3 `: O3 ~; q; _/ 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... " b. Z; V1 ], q A LED Light-emitting diode. ; A; T& \8 @; G: t, x3 w, y5 n" \. K LEG A segment of a flight plan; flight path between two waypoints + I4 K( M' \: J LEO Low Earth Orbit - p7 t3 ?9 \* t" F! ~1 ] ~: { LF ADF Low Frequency Automatic Direction Finding * w7 F, _ \; H1 ]) `LFR low-frequency radio range. - e9 D" B8 H: X/ C1 ^ LH Left-hand ! r! |6 ^. U S/ B LI-R5 LI=Italy, R5=Restricted Area No. 5 ! }& w5 k, d0 o) \: L LICHTENSTEIN (FuG 212) German air interception radar + Y7 m# ^0 m) N' b' W8 m ZLICHTENSTEIN SN-2 (FuG 220) AI search radar effective at 2 miles * S1 J/ ~7 Z: I- e ?/ r o- y LIFT Force created by an airfoil moving through atmosphere, perpendicular to the direction of motion. # I0 s6 }; [( U- F' E( e/ yLIGHTER-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 1 z/ i( F& I( w# w) D; [$ sLIMITER 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; " u* _: ^; N% A% E: ^& x LIRL Low Intensity Runway Lights ' q% m0 v9 F: C, o0 d) `( ~ LLWAS Low Level Wind Shear Alert System 5 s6 }5 d1 g/ Q/ x ]7 ?$ K LLZ Localizer (approach system) 2 t1 Q# ^ `+ G6 U6 p: J2 o; s$ ? LMB Light marker beacon. : Y% w! L, v! @LMM compass locator at middle marker * |8 c) b. s; n/ ?4 Q0 I# n LNAV Lateral navigation guidance. 7 f& s9 c* N' A. I: u& B LOAD 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... $ ]# D2 f7 m3 H0 @+ E3 W+ NLOADING 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... ' }6 U" y9 D8 x! {LOC Localizer receiver and indicator. 0 u/ p% c' M X5 ALOCALIZER (LOC) Part of ILS that provides lateral deviations from a preset course; 0 r) x' f- s; w7 QLOGBOOK A pilot`s record of his flying achievements, including flight time, takeoffs, landings, and maneuvers mastered. 5 S% j: q* i% YLOM 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) 7 Z- G* e! Y6 J0 ?LONGITUDE Position on earth, east or west of the prime meridian; Symbols: lambda; Typical Units: rad, deg; / t7 ~. t2 [/ r5 d j LONGITUDINAL Related to longitude; lengthwise along the center line of an aircraft forward ! u n# j6 x) ~, B/ R. M, N LONGITUDINAL AXIS The axis about which an aircraft rolls, extending from nose to tail. - _. M, a9 P. E8 \1 MLONGITUDINAL CUE A cue to control pitch; longitudinal cyclic cue See Also: throttle cue, % u0 ^2 g( K1 c3 NLONGITUDINAL 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 ... / v- v' e* U8 V' O7 {. { 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 ... 4 M/ q+ t( x& p1 {, V$ W5 SLONGITUDINAL GUIDANCE Calculations for the longitudinal axis of the guidance modes. The control law longitudinal axis input data are: Reference Acceleration, Reference Acce... * @' x7 P& _0 g2 _) ?LONGITUDINAL STABILITY The characteristic of returning to the trimmed angle of attack after a displacement. 3 f4 |$ X; x( x% Z) RLOOKS PER MINUTE Scanning or sweep rate of a weather radar antenna. 1 E8 {* Z5 q A8 M" j1 x# u 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 ... ) D6 j5 }/ t' M/ v7 { LOP Line of position. ) i& [. f7 u8 `' z' JLORAN LOng RANge version of GEE & _# l4 ~3 G% C5 V" p; aLORAN(-C) Long Range Navigation ) R G; p# A! k/ _8 E& J! b) k LORAN-C Hyperbolic grid navigation system based upon measured time differences (TD) from pulse transmissions. 7 x, D& Q' E, V+ o$ x1 V/ yLOW FREQUENCY AUTOMATIC DIRECTIONFINDING (LF ADF) Equipment that determines bearing to a radio station on a low frequency band, usually the standard AM band; " q' v: n$ K- A& r) A, mLOW-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... " X9 ?0 o k/ h. aLPF Low-pass filter p! ~$ G4 N4 e: H6 v& V LRT Long range fuel tanks. 1 q. X$ [1 a1 u4 I+ A. {% ZLRU Line replaceable unit 9 L6 B7 k! z# w4 ~2 XLS-D12 LS=Switzerland, D12=Danger Area No. 12 ! R" T4 k0 F% z" R/ FLSC Local Signaling Channel (VDL-4) 3 C! {0 A. ~7 ?- {$ g" o LT Local Time , g/ [6 h/ ~! H$ C LTE Long Term Exception (JAR-FCL) ; a) ~, h# P- @: O8 t! ULUBRICANT 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 ... ( M, l: r/ K1 mLUFTWAFFE-HELFERINNEN . "BLITZ MAIDENS";. German female radar plotters. * u. c* [% v7 r( T- D LYC Avco-Lycoming (Engine mfr.) % r& o2 P" ~" D" n' e8 k" kM means mach number. % x0 q# c0 w% h$ S* ]' A. a M$ Mega dollars (1`000`000 US dollars) * k) C. Q& v9 y: a& h1 I& hMAA maximum authorized IFR altitude. 6 V9 {; V& W$ n$ t. v9 ] 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; 8 K+ ^0 u! P' \5 G S( nMAGNETIC VARIATION (MVAR, MAGVAR) Difference between true north and magnetic north, varying with position; magnetic variation drifts with time; Symbols: nu; Typical Units: rad, deg; 4 t2 s' I7 B$ u3 E- ~0 W9 ~4 ]MAGNETING 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;... N% f3 m/ c( C3 p4 X$ r MAGVAR Magnetic variation & [4 V# n4 {* i* a7 D8 R MAHMOUD RAF night fighter operation conducted against Luftwaffe night fighters with a single mosquito joining the landing pattern % n' E0 a V) p0 P+ r9 j0 V MAHWP Missed Approach Holding Waypoint " }( Y1 }# _+ q# Q2 ` MAIN 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... 7 U/ b6 Z; o3 `; LMAINTENANCE Indicates device is in a maintenance mode; Values: non-maintenance, calibration, alignment, bore sight , j8 t$ K+ }0 K8 z, X6 PMALS medium intensity approach light system. 6 X) u0 ?+ o) p MALSR medium intensity approach light system with runway alignment indicator lights # W& ?3 Z6 L4 ^! O+ X% ~2 ~MAMMUT MAMMOTH. German long range radar with a range of up to 300Km. : Y) h- x; B5 G3 K' T: d* q MANDREL Airborne radar jamming device operating in the 85-135 MHz waveband to counter the Freya early warning system. , I! Q0 T) U& p( h8 o MAP Equipment that produces a map image; See Also: Digital Map Generator 5 a! j% z, l' j: M8 d) G$ mMARKER BEACON (MB) Part of Instrument Landing System that signals crew members of distance to runway, consisting of three markers:. inner, middle, and outer; ; z* b6 s; E0 N9 x' u) E: C1 j: c MAS Map section of AIP * U6 Q* O& c. e8 X, N, o" g8 I s& F( T MAS UAC Maastricht Upper Airspace Center # d& P4 F W( O7 P% G6 _8 EMASP Minimum Aviation System Performance 7 f( i' b! i+ ]: V- u8 j, u8 vMASSAGED Filtered, estimated, or derived, or some combination of the three K1 ^% ^+ u: k: m8 C$ r MASTER CAUTION A signal which indicates that one or more caution lights has been activated (from MIL-STD-1472D); 3 `3 i, }1 S3 ?- X D8 i) h MASTER 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 - |; \& K) Q% |4 M9 w* p$ }MATTSCHEIBE FOCUSING SCREEN. German name for the glow in the sky from searchlights, flares and fires against which the bombers were silhouetted. 6 O* [( P6 \+ b9 f8 \1 _MATZ Military ATZ 0 B N d: F+ e+ U2 W: h1 F MAUW Maximum All-Up Weight " ]0 c. i# e( ~, b# N* GMAWP Missed Approach Waypoint 5 P3 ?3 l( w A3 n" | MAXIMUM PAYLOAD Maximum Zero Fuel Weight - (minus) Basic Operating Weight . m, x, y+ {; D5 k4 Q+ i+ a MAYDAY The international radiotelephony distress signal. When repeated three times, it indicates imminent and grave danger and that immediate assistance is r... & [/ I5 D! a6 Y! j; | MB Marker Beacon - @0 d1 [% ?2 F8 pMC Mission computer ! t5 c& ~" X- f3 p# P0 C MCA Minimum Controllable Airspeed. The speed below which your control surfaces do not generate sufficient lift to control the aircraft. ) t/ R8 @" `1 ?' CMCC Millibar (replaced by hPa) - I1 X$ U: v* J1 a MCI Mobile Communication Infrastructure ' ?8 b3 ^5 n2 t4 w$ G MCTR Military CTR ; z8 O/ x: R1 a8 N6 k$ R+ ] MCU Minimum configuration unit. $ R4 a& {5 {$ W& ? MD Medical Doctor 3 g) _+ p2 D* R7 p# |8 sMDA Minimum Descent Altitude ' \# U) m4 r" N) Q6 A( aMDAU Maintenance data acquisition unit. 0 R2 I0 Z1 m/ C' b# I' [ MDF demonstrated flight diving speed. 7 g# x& Q( X( H4 q: bMDH Major damage history. 5 |- B7 {0 V+ U: e$ E ME Multi Engine 8 a' r8 f; d' W6 D* l5 p7 rMEA Minimum Enroute Altitude ' b3 C- q: t# X1 D# G sMEAN 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. ) n/ _3 D& ?! ~* v" u* i, S. G$ G. }; EMEASURED Raw data converted to standard units; Compare: derived, estimated, filtered, raw, selected, smoothed ) y3 u# U& n* O1 f; W4 P3 a& y7 y MEL Minimum Equipment List 1 n k& r- x1 G. C- O& X; {8 J MEO Medium Earth Orbit 4 z8 @8 B p4 D/ N9 L9 l/ p- [ MEP Member of Parliament 6 w1 b4 |4 O5 W 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... 5 f. m! n8 c# k& W6 h$ qMET Multi Engine Piston & }1 u3 K0 c1 _- z8 q5 g METAR Meteorological Actual Report (current weather) 4 \! J! e; q0 G' T MFD Multi Function Display ) W" n9 g$ q9 d4 [$ w s* u MH Magnetic Heading % ~5 L5 m( I# X+ e( `" m6 t MHP Mental Health Professional (or: psychologist) 7 |" k; s8 Y3 g! s& ~, |: R- R MHZ Megahertz (1`000 kHz) * I9 c U! @6 X# L4 _ MICROLINE Trade name owned by Collins. ; d, g0 Z6 h. _" @& d# P MIDDLE MARKET Marker beacon located where the center of the glide slope is 200ft above the runway 6 s) }/ K% [+ n, jMIDRANGE The power band of an engine between idle and full throttle. 4 H1 p, L* @1 X. C6 g 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... 1 l; {9 m* J: I; uMILK RUN Nuisance sorties over Berlin undertaken by Mosquitoes to activate the German air defense system ( N' L8 G+ p/ v3 I0 s5 n# S MILLENNIUM Codename for the first 1000 bomber raid on Cologne 30-31 May 1942. 7 T$ l& h( u6 g0 }/ ] MISSION COMPUTER (MC) Mission processor; 5 e! t1 Y: @4 @ 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... 1 L1 P+ p1 ~/ y) T. yMISSION PROCESSOR (MP) A general purpose computer to host avionics software. Synonyms: mission computer; 4 J7 P0 e. l5 Y$ K$ Q5 n rMIXING 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... 8 t" j1 _ h/ g# IMIXING 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. / _" _7 Q" c. |( rMIXTURE Fuel to air mixture is determined by the needle valve on the engine carburetor. & ^; M$ S5 Y' b: G2 R# d MLS Microwave Landing System 5 ~& m5 @" O2 @ U MLW Microwave Landing System 7 F( p2 Q( t; I; V0 rMM Middle Marker / O3 ?1 N' h, }) e2 Z0 e2 \ MMI Man-Machine Interface (see HMI) 5 \2 I! h' e/ {9 E3 lMMO maximum operating limit speed. ! Z- J3 y9 m! BMMR Multi-Mode Receiver ' H7 |9 q7 Z( A( U# E" A4 d MNPS Minimum navigational performance specifications. ( K* E( ` o, ] MOCA Minimum Obstacle Clearance Altitude 6 g+ O# T& e- Z1 ?' g0 |5 | MOD Moderate 4 m" z0 B X0 }! {4 K/ ?" F) uMODE Microwave Landing System 4 A3 a: D- i, [ MODE-A A transponder which does not give the controllers altitude information . O) o* G4 Z* C3 X MODE-C A transponder and encoding altimeter which together give air traffic controllers altitude information 3 p) i2 m4 K1 I0 ?' x" o; [ MODE-S A transponder which features unique identification per unit, the potential for low-speed up and down data links, and "selective interrogation" trigger... q }0 B$ T/ b. |$ {MODIFIED EVEREST A standard model for computing earth data * A. |) q4 l9 L7 _6 Q: W2 Q7 m+ ^2 ` MODING CURSOR A symbol on a display, moved by an operator much like arrow keys for menu selection, to select one of several options ! s; t3 c5 f) [ MOGAS Motor Gasoline (Auto-Gas) 8 T7 P8 f# ~4 @+ O" f( |0 H5 | MOH Major overhaul * G$ U: Q0 O7 A1 I 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 / X: H: b! f( c0 V7 ?* ^& f9 q 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... 8 n" y! Z4 C0 k j* }MOPS Minimum operational performance standard (RTCA) $ C. r( B( U) i7 `; t MOT Ministry of Transport , w7 U6 M* @6 E' |2 l2 U 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 ... 0 x' [+ v$ i. TMP Mission processor 8 v2 E$ H, J3 g0 r% d MPA Multi-Pilot Airplane % r+ P+ i" O% Y8 TMPH 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. z" x4 `2 [7 Z j$ d+ t MRA minimum reception altitude. * O8 s$ C1 v, X4 H9 n5 NMRVA Multi-Pilot Helicopter - T2 k2 }# A3 G x+ c# B3 rMRW Maximum Ramp Weight $ m( _# b& B" x4 ?; HMSA Minimum Safe Altitude / Z3 _( `. g% `- {8 W MSG Message $ k. F' W! g- i$ r. P! V MSL Mean sea level ; O# o' e8 G! ?- K* P8 R0 ` MSP Maintenance Service Program. (Garret engine) $ ]1 K2 [% j& l1 O3 c, }2 @MT Mean Sea Level 2 y) m4 y3 @# s5 D+ d( Q* ]' p( k/ BMTOM Maximum Take-Off Mass ' ^$ E: h' y$ {' m MTOW Maximum Take-Off Weight ' j, s( n# R$ E/ b* w Q$ MMULTI-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... 3 N9 K) N" {. K$ ?2 p; K MULTIFUNCTION 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. 8 y0 y6 D" T$ F8 w: I$ A: ?( KMVA Minimum Vectoring Altitude . i \. x9 _: n MVAR Magnetic variation % c8 I0 r! ^0 `, x, a# |: A MZFW Maximum Zero-Fuel Weight 6 h) \) M8 N( k6 V+ r4 [& j& W N Airspace Euro control project Class N (managed traffic only) ( u2 f# l- U& J/ Y, O N(....) Country identifier for aircraft registered in USA 0 ?: c# \/ F; F; v N/A not available or not applicable ( @* k, x# H. u8 MNAA National Aviation Authority (generic term within JAA) ' Y" [) Y6 ^; [' p |8 S" [NABS Navigation Augmentation Broadcast Service (ICAO for GBAS) ! ^* c0 e. c. a% U2 E; ?9 x NACELLE An enclosure on an aircraft. 0 }4 S5 f1 j3 l% SNAP-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... / Y8 n3 H c& I" } NARA professional trade association of 54 reputable business companies organized to promote the growth and public understanding of the aircraft resale indu... 4 I, w, |$ H$ S NASA National Aeronautics and Space Agency (USA) 3 g5 Y8 s1 P& {NAT 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 ... $ m/ W0 P' A- A$ QNATO North Atlantic . ]" q; Y2 h/ Y- ]2 [' T% NNATS National Air Traffic Service (UK) & ^4 j+ d5 A: t: q T4 B: \ NATURAL FREQUENCY Standard engineering term See Also: second-order filter; Symbols: omega sub n; Typical Units: rad/s, Hz; Dimensions: 1/Time; " f1 j- I0 Z t# t9 x NAUTICAL MILE Measurement of distance. Equals 1.15 statute miles. , F7 N; e. z9 B NAV Navigation Receivers ( j. E8 |! r% r NAV/COM Navigation and communication radios combined in a single unit. ! A6 ^9 b" Q( @3 p T1 t' g NAVAID Navigation Aid (Ground Radio Station for Navigation) + b0 `0 W8 D @" k, o1 [: j A, h NAVIGABLE AIRSPACE airspace at and above the minimum flight altitudes prescribed by or under this chapter, including airspace needed for safe takeoff and landing % U) S2 s/ D' p2 O% y+ K6 ]* x NAVIGATION 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... % m1 v8 O0 f, m# z& FNAVIGATION AID A device or process to help with navigation, such as a VOR station or a position update; z/ c' |+ E- r$ E2 ^, v3 e 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... 3 Z6 T( a, H* d1 y NAXOS (FuG 227) German ground radar which produced fixes on H2S. 8 C9 [/ X6 h, ~6 JNAXOS 2 Airborne version of NAXOS. 2 B) u% n, I4 X" _5 {- o" h/ tNBAA IFR FUEL RESERVES Fuel for go-around at destination airport * H% c$ ?- I5 s, UNDB Navigation 3 Q. v7 d/ W6 k6 R7 n! B+ H NEAN North European ADS-B Network 0 v. H* |7 K* n NEAR 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... ! i' T' ?/ p, K7 ]2 c/ ~: n: m0 Y2 KNEEDLE 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... - [8 D6 V& s+ |" v+ ]# ~NELS Northwest Europe Loran Steering Committee . Q* }# c/ u, y9 pNEPTUN (FuG 216-217-218) German warning device fro attack from the rear or alternatively, a night-fighter search radar. . E! z1 V" A/ |: [NICAD (OR NICD) Nickel Cadmium battery. Rechargeable batteries which are typically used as power for radio transmitters and receivers. : h9 x0 L: K( M5 c( b. VNICKELLING Codename for leaflet dropping & C9 t" T* J5 n+ ^1 r+ XNIGHT 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... 1 X* p* z4 ^1 X2 y0 M: i NIL Nothing, no information 2 U: d$ u( |! W+ x& xNIMBY "Not In My Back-Yard"-Syndrome: "We need an airport but not here" 4 ~9 {/ \: C4 d2 I) Q: N; B NITRO 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.... ; l7 E. O) ], R* v6 G2 ]NITRO 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 ... ) ?, R9 L: H( J% F" N NM Nautical Miles. One nautical mile = 1.15 statute miles = 6,080 feet. : o! ~2 Z9 m1 y0 ?6 |- I: a NM, NMI Nautical Mile (1.852 km) ' d5 J' ~, l, i( h1 yNMS Navigation management system. ! ?5 x; o. `7 q- j* tNMU Navigation management unit. 9 { D. \2 p3 P' Z. J# UNOISE 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... 1 ^9 ^: r7 C' R" N: n2 _ NON-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. 3 H3 H4 O( b% X! l0 h NONPRECISION APPROACH PROCEDURE a standard instrument approach procedure in which no electronic glide slope is provided - @1 j/ D8 F! g0 U q1 N NOPT no procedure turn required. % R/ L1 {* P; N8 q A1 _- u1 r( t 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... 5 ~$ i/ }& D6 k6 ~: h. u" uNOSAR No Search and Rescue required (Australia) 4 c0 V0 X, |9 E7 o" c- ^8 JNOSE The front portion of a aircraft`s fuselage. 0 g' F2 {, h7 | NOSE GEAR The strut and wheel that`s under the nose of some aircraft. ( l/ C0 U+ Z6 m5 W2 w NOTAM Notice to Airmen + s' v* M/ }& u4 u/ I# NNOTAR No Tail Rotor + K1 K9 o# G" t1 SNPA Non-Precision Approach 0 g, X& o! H9 U1 E- ^ NPO Non-Profit Organization ) I! o2 z1 z1 c* HNPPL National (ICAO) Private Pilots License (AOPA internally used: IPPL) " m( M$ M3 m( v) w! a# K NPRM Notice of Proposed Rule-Making (USA) + D7 t0 Z" ^" f4 m2 s, HNRP Navigation reference point 6 a9 i Q* W' z# g NTSB National Transportation Safety Board. Investigates airplane accidents. Plays at most an advisory role in flightworthiness accreditation. + Z8 }+ y8 \2 f# ]& ^ r: s NVFR Night VFR , M6 `/ A& F1 z M+ t, E* T NVM Nonvolatile memory. Digital memory that retains information through system shutdown. 3 F, z6 \ J8 H! P# F4 ^NW North-west 2 [; U& _9 }$ B+ v5 @; \6 M O/R on request . O) g5 Q' W( N0 V+ UOA Obstacle avoidance 1 f4 l! A; C: y. d0 Y: K9 D* SOACI Organisation de l`Aviation Civile Internationale (voir ICAO) / Q( j7 g8 |& F F OAT Outside Air Temperature 9 f$ }& q8 J1 U OBERKOMMANDO WEHRMACHT (OKW) German Army General Staff HQ * m0 z- I9 {/ EOBOE RAF target-finding bombing aid using two transmitting stations CAT and MOUSE. 3 Y: x" o+ g; a; ]; D' G OBS Omni bearing Selector - part of a VOR receiver system, which allows the pilot to select a course to or from a VOR station 5 i) a. E. {0 y1 WOBST Obstacle, obstruction & z* P" p. M4 W& G8 P5 v( l OBSTACLE AVOIDANCE (OA) Outside Air Temperature % p S! C: I3 ] OCD Operational Concept Document - J' p; ]# R2 xODIAC Operational Development of Initial Air/ground Data Communications 0 i% s7 H; `- f4 B# l, ^! p ODT Operational Requirements and Data Processing Systems Team 1 p; z& a: R8 h3 }5 ]& iOEI one engine inoperative. . H: D: {6 M; \" w- J, f, Q2 hOFAC Office F©d©rale de l`Aviation Civile (Swiss CAA - voir BAZL) $ J: |& d2 I4 j- U OFF Device is powered off (power switch is off; no response to communications) - no data and function is available. 9 @4 _" F7 b3 {+ L2 P OFFSET Part of received data that is undesired, consisting of a random, time-invariant term added to a signal; Synonyms: bias; Compare: noise, signal / x4 Z: c0 H8 G OH Overhaul ' X0 P! M- w* e" b7 J1 P OM Outer Marker 8 V; V: k7 ?" T OMEGA A very-low-frequency navigation system n8 Q9 S& i! }" D. L OMS Outer Marker Substitute (sort of a virtual OM)

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