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aviation terms [复制链接]

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71#
发表于 2008-12-30 03:25:32 |只看该作者
TRANSCEIVER Type Rating " g# O* M" V9 m+ W! NTRANSCEIVERS A device that receives and transmits : \0 }& w6 n- @1 q! c) E% ^TRANSIENT-FREE SWITCH A switch with a wash-out filter so that the output contains no transients (steps) at switch time ) N! Z6 X# P! Z9 ]* j$ M TRANSMIT To radiate RF energy ' V Q6 G9 G1 z: o+ R TRANSMITTER A device that transmits / u7 _" U1 X G! i' ZTRANSMITTER (TX) The hand-held radio controller. This is the unit that sends out the commands that you input. 2 I2 M: P0 u A" X" ]/ w TRANSPONDER Transmitter-Responder 9 c% C6 e1 u! T! r TRANSPONDER (TX) A receiver/transmitter which will generate a reply signal upon proper interrogation; the interrogation and reply being on different frequencies. : @) Z" a$ U1 z- rTRE Type Rating Examiner : s( e z- p1 o# S: L3 H1 a TREND MONITORING Continuous computerized observation of turbine engine performance. Used to detect early sings of wear. @. N- ^- O' T+ A& u" Z TRI Type Rating Instructor & `, c6 `# d5 E3 ]TRICYCLE GEAR The landing gear arrangement where the airplane has main gear and a nose gear. , p! \4 r& y7 w* B% k1 G$ QTRIM To adjust an aircraft`s trim tabs and thereby relieve the pressure required on the controls to keep the nose in the desired position. . f- s4 h- ]+ b9 z' G TRIM TAB A secondary control surface, usually mounted to primary control surface such as aileron, elevator, rudder, or stabilizer, that controls the position o... 9 d' N8 J4 U6 G TRK Track & f* V8 E' N7 g0 `0 F4 pTRN Terrain Referenced Navigation; 0 E! G" V0 q# p9 zTRN-INS TRN with INS % J) r) A: _0 \$ Z8 k# O TRTO Type Rating Training Organization / k- f# q4 }9 ?TRUE Best available estimate, such as true airspeed; referenced to true north, such as true heading; / n5 ^4 r T% z7 M) c3 ` TRUE AIRSPEED the airspeed of an aircraft relative to undisturbed air. True airspeed is equal to equivalent airspeed multiplied by (0/)1/2. 8 B D; f% A8 ~: X7 }! M TRUE AIRSPEED (TAS) The airspeed of an aircraft relative to undisturbed air. 4 [3 {/ v# b# K- P7 T+ C TRUE BEARING Symbols: B sub T; Typical Units: rad, deg; * F: V. P8 |- ZTRUE HEADING Heading of the aircraft relative to true north; Symbols: psi sub T; Typical Units: rad, deg; & N% x" B9 x6 E- b* E& a! g8 r2 H+ }TRUE TRACK Ground track angle; Symbols: T sub T; Typical Units: rad, deg; ( {: l' @1 K4 q0 r8 {- l' I" |TSC Total Time Since CORE 9 W0 C" A ?8 N: M1 J) d9 U TSMO Time since major overhaul 3 Y$ O9 X+ F: N8 I& m& @! l TSN Time Since New (also TTSN) : k6 R2 I3 f6 O& D# X5 W; s TSO Technical Standard Order : y% o( B1 @; J( J TT Total Time Airframe - E8 G! C% t, m TTG, TTS OR TTW Time to go, time to station, time to waypoint. / h% \; J5 k/ `" l# s6 M! G TUBA a jamming device for Freya radar operating in the 70-200 MHz range 1 R. O) e. t' ~, CTUNE To set the operating frequency or channel for a device , g' s/ r* U0 kTURBO PROP Is said of an airplane powered by a type of jet engine, the turbo prop, equipped with a turbine-driven propeller. 9 p& z$ n% `/ O v0 Q# R1 P* hTURBOJET AIRCRAFT An aircraft having a jet engine in which the energy of the jet operates a turbine which in turn operates the air compressor. $ X5 h* K, m7 ]* u% g0 bTURBOPROP AIRCRAFT An aircraft having a jet engine in which the energy of the jet operates a turbine which drives the propeller. . T* R9 G; M- b TURBULENCE MODE Flight control system mode in which a "softer" response to gust upsets is programmed.

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72#
发表于 2008-12-30 03:25:39 |只看该作者
TVOR very high frequency terminal omni range station. , I0 b, v* y" r* }* _ TWR Tower (Control Tower) / Z! x5 V7 A$ W$ w" m0 t( g TYPE (1) As used with respect to the certification, ratings, privileges, and limitations of airmen, means a specific make and basic model of aircraft, incl... . s. b3 Z( X2 a* p& G- b U Airspace Euro control project Class U (unknown traffic) & V$ s9 x0 @6 p8 p8 Y; e; w: \( K; w U/S unserviceable 1 |) Z L& s4 d* q( j9 F) P U/V ADF UHF/VHF Automatic Direction Finding % l+ Z) S/ Z: G Z8 A) z UAT Universal Access Transceiver & g/ b, y; y$ X( K8 u, j UAV Unmanned (or Uninhabited) Aeronautical (or Aerial) Vehicle ' Z7 f/ w! `/ O5 |5 ^" w UFN Until Further Notice 9 R/ [2 B4 X: l! b1 E* WUFO Unidentified Flying Object 6 B1 p* Y5 C4 ?# P& ~! E3 mUHF Ultra High Frequencies (300 MHz-30 GHz) 9 D' {$ P! T7 l" U2 y; nUHF/VHF AUTOMATIC DIRECTIONFINDING (U/V ADF) An Automatic Direction Finder that determines relative bearing to a transmitter to which it is tuned, in either the UHF band or VHF band; 9 I) D5 L f, x- q0 n' f% R( A. h8 AUL Ultra light, Ultra-l©ger motoris© ; v6 a8 y/ g6 ?8 ?6 p ULM Ultra light, Ultra-l©ger motoris© 5 }2 \# Q1 {$ N2 ^4 NULTRALIGHT VEHICLE An aeronautical vehicle operated for sport or recreational purposes which does not require FAA registration, an airworthiness certificate, nor pilot c... ' y/ ~6 C+ H: U4 s: a9 P7 o) z. m* |UMAS Unmanaged Air Space (Euro control Definition) 2 h0 ^" L2 ?5 B8 p j* XUNDER CAMBER This means that the lower surface of the wing has a hollow curve when observed from front to back. A thin wing with a high camber will be under camber... 6 u! v1 B' a) {$ S* \UNDERCARRIAGE STRUT A part of an airplane`s structure, designed to resist distortion, which supports the landing gear. . _- P4 j# q& v6 w. e8 F% `8 n' w3 H2 e UNIT FUNCTIONS A collection of functions used as standard test cases in control systems engineering; The primary unit functions of interest in avionics are the unit ... 0 K* ] v# a2 D: M) T UNIT IMPULSE A function used as a standard test case in control systems engineering; a spike of "area" one at time t = 0; Synonyms: impulse; See Also: unit functio... # r. k# U3 p9 d! B2 w UNIT LESS No units, such as ratios; a quantity with standard units of 1; a quantity with primary units of 1; Synonyms: dimensionless; : M m" i/ z/ I/ q* f& @ UNIT RAMP A function used as a standard test case in control systems engineering; a line of slope 1 starting at zero at time t = 0; Synonyms: ramp; See Also: un... 1 g" t# L$ C0 M; z UNIT STEP A function used as a standard test case in control systems engineering; a step from zero to one at time t = 0; Synonyms: step; See Also: unit function... ?+ n6 M" [# p3 f; U. l UNITED STATES in a geographical sense, means (1) the States, the District of Columbia, Puerto Rico, and the possessions, including the territorial waters, and (2) t... ! b5 V- U' D% L' i# ? UNITED STATES AIR CARRIER a citizen of the United States who undertakes directly by lease, or other arrangement, to engage in air transportation. ; r3 G& C* B; Y. F# L2 F UNITS A standard quantity, such as ft or mi; Synonyms: dimension; . F- z) x8 i3 S/ [UNIVERSAL TRANSVERSE MERCATOR(UTM) A system of fixed earth coordinates, sometimes used instead of latitude and longitude, accurate relative to others close by, such as ground troops; 7 X! I9 q' l$ g4 B6 { UPDATE A process by which position is reset with a known better position; updates occur at the data source level or at the physical device level, depending u... . h1 m: j5 X% i$ h! g* k& tUPKEEP Codename for Barnes Wallis` bouncing bomb used in the Dambusters` raid , r5 \# [% U4 o URB User Relations Bureau (CFMU) & T( g# ^5 U6 @ USABLE FUEL (LBS) Usable fuel (gallons) x 6.7 lbs/gallon 8 f! O3 a9 d" _$ ^, B/ H5 x USAF US Air Force " G- A; t, o& Q+ y2 dUSEFUL LOAD Maximum Ramp Weight - (minus) Basic Operating Weight / p) B) v% E* n* ]2 d USG (AL) US-Gallon (3.78 Liter) 9 v# d; d% u8 Q2 Y) nUTC Universal Coordinated Time. $ X9 o! x8 F; s! R& e+ ~UTM Universal Transverse Mercator ! D+ c# D9 ^/ u/ ~' y6 a. T V Universal Time Coordinated

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73#
发表于 2008-12-30 03:25:47 |只看该作者
V (X) Speed for best angle of climb. L- E8 k2 G/ Q W7 |8 tV (Y) Speed for best rate of climb. 0 P3 l3 a, F5 B$ P& h! ]$ k" ^ V1 speed for best angle of climb. * D& J8 h1 O$ H$ w! b$ XVA Maneuvering Speed (max. structural speed allowed for full control deflection) 4 v5 }% T! t& zVAC Volts alternating current. + N: m, w. l) G% j& \% T VAL Visual Approach and Landing (Chart) 4 E* k* U( P; i0 q" g VAR Variation " K k5 i5 |* g1 _; m I XVASI Visual Approach Slope Indicator Z3 t0 d r- d$ K; s+ p, \ VAT Value Added Tax 7 ^& B) b' W; ]6 A4 s* X2 g5 S1 }" x& xVB design speed for maximum gust intensity. 4 J0 J$ s) F2 V# G* T. C% L2 ~VC design cruising speed. 9 Q9 `1 C- S2 p( SVD Max. Dive Speed (for certification only) + K1 @9 N( b5 _6 S, \6 R& X& uVDB VHF Data Broadcast + d/ L4 `. |* d6 G4 |" F3 `0 ] VDC Volts direct current. . @( b i% d7 p VDF demonstrated flight diving speed. ' ?0 v: U4 [8 x! gVDL VHF Data Link (-n = type n) `! l. N( E) e, i; H; `1 S- p3 \VEF the speed at which the critical engine is assumed to fail during takeoff. 8 K, q% c$ i9 \; Y$ D VEHICLE/PEDESTRIAN DEVIATION(VPD) An entry or movement on an airport movement area by a vehicle operator or pedestrian that has not been authorized by air traffic control (includes air... 0 I( ^- v+ M9 R x1 Z' S VELOCITY Rate of change of location, either scalar or vector, often with subscripts such as ENU or XYZ to denote the coordinate frame; time derivative of posit... Q+ Z# z/ ?5 q' { @7 k VELOCITY EAST Aircraft velocity in true east direction; Symbols: V sub E; Typical Units: kt, ft/s; Dimensions: Length / Time; : q' ~+ |( {! ~6 jVELOCITY ERROR SCALE FACTOR(KVSF) A guidance control law parameter, generated by the longitudinal guidance modes; # E7 v* |/ A/ J VELOCITY NORTH Aircraft velocity in true north direction; Symbols: V sub N; Typical Units: kt, ft/s; Dimensions: Length / Time; + @! Z6 \& T9 l! Y! ~# C, s$ aVENTRAL FIN A small vertical surface on the bottom of the aft fuselage. Usually a long, slim triangle that is narrow at the front, and widens toward the rear. It ... " h e/ s# I/ }# i6 S7 o VERT SPD Vertical speed hold # F: v0 s! O: U; G; @% Q: X/ m7 }VERTICAL Reference to earth radial, for example, vertical velocity is velocity along earth radial; See Also: East-North-Vertical; / M1 a8 F0 V) ?$ t$ L! e EVERTICAL ACCELERATION Aircraft acceleration in earth vertical direction; Symbols: A sub V; Typical Units: ft/s-squared, g; Dimensions: Length / Time-squared; 0 u) ?* g, X3 e8 H; G VERTICAL CUE A cue to control altitude; See Also: yoke cue, collective cue; 8 i2 t' d6 Q, K2 N* U1 c' L, eVERTICAL GUIDANCE Calculations for the vertical axis, rather than the longitudinal axis. The control law vertical axis input data are: Desired Altitude, Altitude Integr... ( u+ P: E1 V/ M6 cVERTICAL SPEED HOLD (VERT SPD) A basic guidance mode, providing vertical guidance to maintain an operator selected vertical speed; `) u+ u1 a/ |7 A% a y8 m VERTICAL SPEED INDICATOR (VSI) An onboard instrument which gauges rate of climb or descent, in feet per minute. A: t. X+ h( rVERTICAL VELOCITY Aircraft velocity in earth vertical direction; Symbols: V sub V; Typical Units: ft/s; Dimensions: Length / Time; # O" ~+ K, X' n, M3 i VF design flap speed. 2 e8 t4 V) ~# A! `+ n0 @: m; f9 aVFE Max. Flaps Extended Speed 7 B4 e' g* ?! Z2 nVFR Visual Flight Rules ("good" weather operations rules) 0 {9 |9 \2 o r" S4 e VFR OVER-THE-TOP with respect to the operation of aircraft, means the operation of an aircraft over-the-top under VFR when it is not being operated on an IFR flight pl... * t! c6 j4 w3 `& P; S VH maximum speed in level flight with maximum continuous power. 9 j p* S8 z4 I VHF Very High Frequency radio equipment. 6 ~* s& w7 {2 x. o VHF OMNI RANGE (VOR) Equipment that determines bearing to a radio station with a VOR transmitter; VOR transmitters usually contain ILS transmitters in addition to VOR; A b... : g2 D8 z/ _3 l9 G } VILLAGE INN A gun laying radar installed in the rear-turret of some Lancaster bombers allowing blind-firing on an "illuminated" target

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74#
发表于 2008-12-30 03:26:00 |只看该作者
frequency at which the outp... 9 z6 y6 T! H9 q8 v( V2 P- D4 VCVFR Controlled VFR (still existing in some countries) # F' j+ f, \* ?/ O2 l7 s0 m( j CVR Cockpit Voice Recorder * ^4 _/ [3 V& g) r! Y" r# PCYCLES Pertaining to turbine engines. Cycle begins with starting, continues through full-power, and ends with shutdown. + Z2 v7 T5 S( q2 W2 g3 uCYCLIC See: longitudinal cyclic, lateral cyclic; . |4 ^4 r q1 x% hD Airspace ICAO Class D . ]; L, M' h, o8 Z# H4 N) {" k D.R. DEAD RECKONING; system of navigation. VIS Very High Frequency (30-300 MHz) 9 k( ^; X: p1 e# B# A+ aVISUAL FLIGHT RULE (VFR) Rules that govern the procedures for conducting flight under visual conditions (VMC). The term is also used in the United States to indicate weather c... 3 [5 u. B, l6 ~7 M1 t VISUAL METEOROLOGICAL CONDITIONS(VMC) Meteorological conditions expressed in terms of visibility, distance from clouds, and ceiling equal to or better than specified minima. ( v' {* k7 l/ y3 d9 l VJAR-FCL Verordnung JAR-FCL (JAR-FCL transformed to Swiss Law) 5 Q% F8 K6 J" x% ^5 z$ z2 E, ` VLA Very Light Aircraft (Aircraft certification category) 4 k# h# ?' H( q9 e( @" XVLE Max. Landing Gear Extended Speed ( ?6 G8 M; W$ Q. f; ^( t PVLF Very Low Frequency radio equipment 2 W2 Q8 o: K2 h q' J3 b' aVLO Max. Landing Gear Operation Speed : d; _- d+ v( c1 {& E kVLOF lift-off speed. 0 f% x. w0 A7 H4 @% gVMC Visual Meteo Conditions ("good" weather for VFR or IFR) : M- c7 k0 Q% W& o; X! ` F VMO maximum operating limit speed. * s( @5 L2 C, GVMU minimum unstick speed. / H5 b; F, T' j; A+ ?7 t2 k VNAV Vertical navigation, or the capability to compute pitch-axis maneuvers and altitude-related points in space. ' b; g9 r! Y7 K& {; Z' ]VNE Never Exceed Speed 3 ^. ?7 ?7 v: w0 q0 i VNO Max. Structural Cruising Speed 5 N. H! w/ }& @7 ~9 d( G VOR A ground-based electronic navigation aid transmitting very high frequency navigation signals, 360 degrees in azimuth, oriented from magnetic north. Us... # O% K- b1 S- a5 Z1 ~, d- L VOR/DME Vertical Navigation (GLS) ' f& B2 `9 j5 z4 x7 c4 T# v9 k6 P0 ^+ S VORTAC VHF Omni range; : N! `1 W% A. ?4 w8 ]) ?4 ] VR Rotation Speed & h1 R, M1 n$ N5 [VS the stalling speed or the minimum steady flight speed at which the airplane is controllable. # Q1 h( b; M! y# D$ @. P VS0 Stalling Speed Landing Config % H7 X& ?% R2 x% O0 GVS1 Stalling Speed in a specified Config. 3 N. V* U% t% n9 M+ j4 Q2 Z VSSE Minimum Safe Single Engine Speed ' g0 y' N/ p- J' ^; L; tVTOSS takeoff safety speed for Category A rotorcraft. + r z' g& Z7 A, } VX Best Angle of Climb Speed ! \3 J2 c$ x2 R1 o' H* oVXSE Best Angle of Climb Speed, 1 engine inoperative 8 x5 p0 M( N: H4 f H- ~VY Best Rate of Climb Speed : I$ \: \) t$ y$ L1 RVYSE Best Rate of Climb Speed, 1 engine inoperative 8 [0 m' D8 v; x) i3 E( { WA (IAOPA) World Assembly 4 i2 [6 X# ?6 T WAAS GNSS wide-area augmentation system. 6 k* }- E- S1 j" s- t WANGANUI Colored flares dropped on H2S to sky mark a target , E6 j' q2 p' a6 b5 HWARNING A signal which alerts the operator to a dangerous condition requiring immediate action (from MIL-STD-1472D); an annunciator that is the most critical ... ( K5 k, [: {& ^+ v0 C* x, DWARNING, CAUTION, ADVISORY (WCA) See: warning, caution, advisory, annunciator, alert; ) e% ^6 S ?! }: u) l2 xWASH-OUT FILTER A filter to smooth a transition due to change of input source, such as when changing modes; See Also: transient-free switch; " X) S# l/ D+ ]. m/ f( e. [ WASHOUT The twist in an airfoil which causes less angle of attack at the tips than the root. For airplanes, this increases stability of the aircraft at slow s... : h7 r A3 ~: c( k" @ WASSERMANN German long range radar with a range of up to 190 Km. 8 G- }( d+ s' m* |8 ]; ? WAYPOINT A predetermined geographical position used for route/instrument approach definition, or progress reporting purposes, that is defined relative to a VOR... + c$ {/ v0 a+ W2 \WAYPOINT (WYPT) A point on the ground, predefined as a point of interest for the flight; a basic guidance mode, providing lateral guidance to a waypoint, either by co... ; J0 C+ `! a. ]WAYPOINT APPROACH To approach a waypoint & E7 E5 C4 y7 G1 @ WCA Warning, Caution, Advisory

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75#
发表于 2008-12-30 03:26:08 |只看该作者
WEATHERVANE This describes the tendency to point into the wind. Stabilizers on a aircraft result in its desire to weathervane. ( ], I' a. @' m$ e% tWEIGHT ON WHEELS (WOW) Indication of whether the aircraft has weight on its wheels, meaning airborne or on the ground; weight on wheels can be detected by a sensor on the wh... 8 g4 O* ?4 W& Q4 N, PWET WINGS Method for containing fuel in wings without using rubber fuel cells. & G% Y0 q6 g- o WGS-84 Wide Area Augmentation System . y) L$ `' B$ E7 ? WGS72 World Geodetic Survey 1972 3 c A8 X- r6 r WGS84 World Geodetic Survey 1984 7 g/ v' p8 D7 V `4 v WHEEL A flight control operated by turning with hands in fixed-wing aircraft, primarily to control roll (heading) via the ailerons; wheel is connected to yo... 1 k: S }: s h, OWHEEL CUE A lateral flight director cue for fixed-wing aircraft, primarily to control heading, by changing roll; Compare: lateral cyclic cue; Symbols: Gamma sub... / n, A6 ]* R) C# O4 tWHEEL PANTS The large fairings used to streamline the wheels of an aircraft that has non-retracting, or "fixed" landing gear (so-called because it`s "fixed" in pl... 6 z: ~# k% S( i) w' l( D5 | WHITE BOMBS Nickname for propaganda leaflets. ' A+ i9 J" Q* _% B1 I WILDE SAU WILD BOAR. German ground- controlled night fighter system using twin engined aircraft - B" B% C4 r& P/ w WIMPY RAF nickname for the Vickers Wellington bomber. The name came from J. Wellington Wimpy, a character in the Popeye cartoon in the Daily Mirror % s6 d2 s: a+ ~1 ], F0 qWIMS System Wide Information Management # h3 O( @- \1 b$ z- j WIND BEARING Symbols: B sub W; Typical Units: rad, deg; ) N# K; }; v# d* z WIND SPEED Symbols: V sub W; Typical Units: kt, ft/s; Dimensions: Length / Time; 0 }% ?! y A G: j: ~; O WINDOW Strips of silver paper dropped by British aircraft to confuse the German ground radars - X2 y5 i. W1 U- J( jWINDSOCK This can be used to describe a number of devices, all of which give a visual clue to the direction and speed of wind in a given location. ; n5 M3 E$ B6 [6 ~# D1 {* uWING The main lifting surface of an airplane. K" u( \( a9 }2 n WING FENCE Term preferred by Airbus and McDonnell-Douglas aircraft manufacturers for the vertical structures at the outside ends of the wings of some of their je... ( l* q+ `8 y) z1 ~; L WING LOADING This is the amount of weight per square foot that has to be overcome to provide lift. It is normally expressed in ounces per square foot. This specifi... 9 X x# R4 B5 b6 k0 {+ R5 U; G( `4 I6 O WING ROOT The centerline of the wing, where the left and right wing panels are joined. / G; f8 u; M8 y. CWINGLET A small vertical surface at the tips of the wings. They help direct the turbulent airflow that all wings have at the tips. They makes the wings more e... * a+ F5 G& F# Q' B' YWIP Work in Progress 0 g+ i5 u) Q) Z, C WMO World Meteorological Organization " v; y( {5 T* bWORLD GEODETIC SURVEY 1972 (WGS72) A standard model for computing earth data; * R0 n Y8 c' y6 qWORLD GEODETIC SURVEY 1984 (WGS84) A standard model for computing earth data; ; _: {/ r$ t, _- S% ^: h: nWOW Weight on wheels 5 ~) D% |/ W# u! H& {- k9 Y; @$ \ WP Waypoint ; J/ V& x4 }3 m2 }WPT Waypoint , b2 |- ]2 G- n/ t' X2 M WRAP TEST A test to send data to a device having it sent back unaltered " X+ K% U1 O. Z2 P8 m" Y1 {/ I WWII Waypoint 4 P0 D5 V; ~+ l4 }6 o* E WX Weather 0 m1 ~& [. q% c9 m WYPT Waypoint / M2 [: A5 E8 m. e9 UWœRZBURG German short (11 mile) range gun laying radar capable of giving both height and range. / I4 a$ A3 r/ l: g Q( I5 g) [ X-BAND Frequency range in which most general aviation weather radars operate. - }' ^- ~; {6 Q7 W+ R' G5 i0 M& o X-BEAMS German radio beams used to guide their bombers to the target % ]* K! S9 J3 D* |- FXPDR Transponder. Radar-enhancement/data link box for ATC purposes. " ^0 J3 z; H8 S) C% i/ yXPOND Transponder ~" H0 ]2 \8 z* j Q/ b XTK Cross track; cross track error. 2 ?* l7 q) H- k6 h XTKD Cross track deviation ( R/ Q+ B, i- _# Z) G" ^; y XTKR Cross track deviation rate % O H$ n' D8 a$ P4 KXYZ A standard aircraft coordinate frame and sign convention, where nose, right wing, and down are positive X, Y, and Z, respectively; often used as subsc... / f: k8 P. Y1 l6 U5 sY-BEAMS German radio beams used to guide their bombers to the target / N& ^5 `* o+ W x Y-SERVICE British organization for the interception and reporting of German wireless "chatter" for intelligence purposes. 6 k# p. x/ N8 O# X" ~Y2K Year-2000 (computer date problem) NOTE: k=decimal kilo=1000 (1-1000); thus Y2k=2000 K=binary kilo=1024 (0-1023); thus Y2K=2047 , e" t' O: X1 t' |& y# `) QYAW The nose-left and nose-right movement of the airplane. This is controlled by the rudder. 2 r! s. ]* x2 V$ K5 ZYAW AXIS The airplane axis controlled by the rudder. Yaw is illustrated by hanging the airplane level by a wire located at the center of gravity. Left or right...

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76#
发表于 2008-12-30 03:26:16 |只看该作者
YAW RATE The rate of movement about the vertical axis of a aircraft. 9 V. l4 v6 h( i- V. x4 U' C YOKE CUE A vertical flight director cue for fixed-wing aircraft, primarily to control altitude, by changing pitch; Compare: collective cue; Symbols: Gamma sub ... ( y# |/ Z3 ~5 \, N Z Infra-red identification equipment * o" Z: m- x( Q1 P Z TRANSFORM A mathematical relationship to model a discrete function in the complex frequency domain (Z-plane); Z transforms are commonly used by systems engineer... 4 O I0 V" {! d. C* M ^% QZ-BEND A type of linkage point using a bend in the control rod which resemble a Z. ( v U H9 _+ M' OZ-PLANE Discrete complex frequency plane; Z-plane is used in control systems engineering in the design of control laws See Also: Z transform; * p% A Y1 Z4 `6 G ZAHME SAU TAME BOAR. German "free lance" night fighter system using single engined aircraft ( G1 t. q" |. v7 i. a ZERST–RER GESHWADER Luftwaffe Destroyer Wings, composed of Bf110 Heavy fighters + |6 }6 M: q! V% s. s* R ZOC Zone of confusion ( t3 W) g8 I; n9 l: m FZONE OF CONFUSION (ZOC) A circular area centered at a TACAN station in which bearing is extremely noisy; & P: Y- `: F5 M& e ZULU Greenwich Mean Time, also known as Universal Coordinated Time.

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