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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 . i) u/ Z! l3 W6 T9 u3 Z% B/ V7 E& T" C TRANSCEIVERS A device that receives and transmits # g/ u. I4 B0 \0 {$ V3 U9 ] TRANSIENT-FREE SWITCH A switch with a wash-out filter so that the output contains no transients (steps) at switch time ) [, u% U1 ?5 m# I TRANSMIT To radiate RF energy 5 O$ R- s, f/ w0 m1 c7 R TRANSMITTER A device that transmits * J# h* N1 \* r7 pTRANSMITTER (TX) The hand-held radio controller. This is the unit that sends out the commands that you input. 5 u3 E+ U7 G5 d$ dTRANSPONDER Transmitter-Responder + l# K+ ~4 [; A7 M+ V) I0 P% ]- oTRANSPONDER (TX) A receiver/transmitter which will generate a reply signal upon proper interrogation; the interrogation and reply being on different frequencies. * | s9 b9 @9 L$ G TRE Type Rating Examiner 0 D. ^ l( p V. zTREND MONITORING Continuous computerized observation of turbine engine performance. Used to detect early sings of wear. $ @: {0 v+ Y: t6 X# H3 DTRI Type Rating Instructor * y+ L! T0 f# Y TRICYCLE GEAR The landing gear arrangement where the airplane has main gear and a nose gear. ! k! G( L/ T( k! [TRIM To adjust an aircraft`s trim tabs and thereby relieve the pressure required on the controls to keep the nose in the desired position. 3 E" @/ e- p! D' bTRIM TAB A secondary control surface, usually mounted to primary control surface such as aileron, elevator, rudder, or stabilizer, that controls the position o... 1 ^# O$ X$ J" c7 z# H0 D TRK Track 5 s" u/ _3 a& @# z/ i7 Q5 NTRN Terrain Referenced Navigation; + v5 U8 X$ D% W* o O2 LTRN-INS TRN with INS ( z( ^' F& q! c, D+ A5 x! }0 A h TRTO Type Rating Training Organization ; O6 D( m7 T% S: t* {$ zTRUE Best available estimate, such as true airspeed; referenced to true north, such as true heading; 8 s6 z L; ` a3 CTRUE AIRSPEED the airspeed of an aircraft relative to undisturbed air. True airspeed is equal to equivalent airspeed multiplied by (0/)1/2. : d$ P6 V6 n* B: t' Q" RTRUE AIRSPEED (TAS) The airspeed of an aircraft relative to undisturbed air. 9 D! g$ S% B; W% w4 b# ^9 a6 R ?- E1 oTRUE BEARING Symbols: B sub T; Typical Units: rad, deg; ( s# v; m8 \2 {+ b! @6 ATRUE HEADING Heading of the aircraft relative to true north; Symbols: psi sub T; Typical Units: rad, deg; + a' @6 [. o3 w; U" j0 u TRUE TRACK Ground track angle; Symbols: T sub T; Typical Units: rad, deg; 2 ]1 L; L4 Y+ U, h8 V: M; \* ~. O) O TSC Total Time Since CORE * s2 p' ]2 u/ I3 x: kTSMO Time since major overhaul ! }3 c: {! \3 R- n2 ? TSN Time Since New (also TTSN) / ] g" g% N% T, J% C% a TSO Technical Standard Order 3 h ?; M; C2 ~, D# G8 s TT Total Time Airframe 8 w, g) O& ~, c' B6 P2 MTTG, TTS OR TTW Time to go, time to station, time to waypoint. / c1 G6 r1 }$ I0 i4 ?+ a9 B TUBA a jamming device for Freya radar operating in the 70-200 MHz range # Q0 L/ G1 ?: E, f" w" d TUNE To set the operating frequency or channel for a device : \; ^! X" t7 l- k' \( z# lTURBO PROP Is said of an airplane powered by a type of jet engine, the turbo prop, equipped with a turbine-driven propeller. ( I* p1 _$ d9 C. V TURBOJET AIRCRAFT An aircraft having a jet engine in which the energy of the jet operates a turbine which in turn operates the air compressor. 5 O4 T5 d5 L) p- B, Z) l) x. YTURBOPROP AIRCRAFT An aircraft having a jet engine in which the energy of the jet operates a turbine which drives the propeller. $ u1 ?; o# h! |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. ( H( k0 x1 L% @! @: R3 H& z) R TWR Tower (Control Tower) 0 X9 V- e: c2 C/ X% G! eTYPE (1) As used with respect to the certification, ratings, privileges, and limitations of airmen, means a specific make and basic model of aircraft, incl... . i; w, H% D3 n U Airspace Euro control project Class U (unknown traffic) + L- c5 [5 l+ t9 E" A& oU/S unserviceable ; I# d& b; a8 k' }! q5 n8 g4 h: IU/V ADF UHF/VHF Automatic Direction Finding ' X' n" N" P7 `) r UAT Universal Access Transceiver ( Z' R1 s" m1 p UAV Unmanned (or Uninhabited) Aeronautical (or Aerial) Vehicle 7 ?# O# b% F' N9 ?, \UFN Until Further Notice $ t/ d" Q' }2 A$ R1 g. ^& C/ E UFO Unidentified Flying Object 5 F7 x! j$ O" y' a* o* U& GUHF Ultra High Frequencies (300 MHz-30 GHz) . s, a9 e0 U2 ~+ |; S/ v1 TUHF/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; * T- x' u( p% a! L# x UL Ultra light, Ultra-l©ger motoris© " d9 \; X# X. s1 _% G6 c" D ULM Ultra light, Ultra-l©ger motoris© 4 @& g! L8 G6 D3 y; P1 _ ULTRALIGHT VEHICLE An aeronautical vehicle operated for sport or recreational purposes which does not require FAA registration, an airworthiness certificate, nor pilot c... ' c$ \1 C* Z; Q: l UMAS Unmanaged Air Space (Euro control Definition) ! v" L& e8 g8 n+ q UNDER 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... 7 C7 V2 f2 P( b: M9 |UNDERCARRIAGE STRUT A part of an airplane`s structure, designed to resist distortion, which supports the landing gear. ) @. ]2 g$ d, L! a- e4 { 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 ... 5 \# Y, @6 f' N% R: o' }3 O& q 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... 0 N. p5 e( ^/ O- }+ X1 N' ` UNIT LESS No units, such as ratios; a quantity with standard units of 1; a quantity with primary units of 1; Synonyms: dimensionless; ' p# Q9 U- h# a$ @& H" 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... ) z" [( D L, L7 ~ 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... 8 Y; @1 D7 L& E z. @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... $ @+ Y$ O2 d2 H& U3 R+ O+ |$ uUNITED STATES AIR CARRIER a citizen of the United States who undertakes directly by lease, or other arrangement, to engage in air transportation. * n! \ C: W" |" \) l" H7 k0 EUNITS A standard quantity, such as ft or mi; Synonyms: dimension; ; T% M" k2 I& i/ 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; ! N# D) f K0 H5 {; X, Q 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... ' H& h4 Y5 T- A" u; q# M' s1 J5 RUPKEEP Codename for Barnes Wallis` bouncing bomb used in the Dambusters` raid ! p. x4 L2 A0 e) R3 R+ rURB User Relations Bureau (CFMU) 7 {' }4 \$ p8 K. G) b+ C USABLE FUEL (LBS) Usable fuel (gallons) x 6.7 lbs/gallon 6 e p1 ]6 R" T8 EUSAF US Air Force Z& p7 Y8 x' I4 x4 k: C USEFUL LOAD Maximum Ramp Weight - (minus) Basic Operating Weight $ e! U1 { R: a# _2 B$ WUSG (AL) US-Gallon (3.78 Liter) 8 H' H: G0 u- i) o' z6 RUTC Universal Coordinated Time. $ h! {" t" F" r3 z7 F$ R# vUTM Universal Transverse Mercator 3 i. w# p" ?) | 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. 4 s- X P/ D% y& u V (Y) Speed for best rate of climb. $ W! e5 x% p S' n3 V9 t" S4 RV1 speed for best angle of climb. # ~3 O7 E p; X8 F- n! d% Q VA Maneuvering Speed (max. structural speed allowed for full control deflection) & ?% J9 A( M6 c VAC Volts alternating current. 4 G4 i$ s0 |: n" H d* fVAL Visual Approach and Landing (Chart) |4 D8 z( X" J4 hVAR Variation 2 a* M2 W8 m" J# W7 e) _9 i+ \VASI Visual Approach Slope Indicator 1 m1 Q+ U0 O1 x9 E/ n" G/ O" K VAT Value Added Tax * u" M; Z d, t7 h$ j VB design speed for maximum gust intensity. ' g4 w7 i6 F/ `! } VC design cruising speed. / X2 [; e- w0 u, l6 X; NVD Max. Dive Speed (for certification only) % f" i% O, y9 M0 [$ nVDB VHF Data Broadcast m* c: o* w4 s+ b9 G8 l1 VVDC Volts direct current. ( O* ^2 M* s1 ^# v8 {VDF demonstrated flight diving speed. : ], n/ J6 C4 B# b VDL VHF Data Link (-n = type n) 0 o& c3 o* c8 L5 nVEF the speed at which the critical engine is assumed to fail during takeoff. , C5 ?, L. K( _' U4 s' wVEHICLE/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... ! j9 O" W4 N; M' T% ` 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) f" m5 N3 `0 WVELOCITY EAST Aircraft velocity in true east direction; Symbols: V sub E; Typical Units: kt, ft/s; Dimensions: Length / Time; 3 C) Y1 p9 l5 ~VELOCITY ERROR SCALE FACTOR(KVSF) A guidance control law parameter, generated by the longitudinal guidance modes; : A4 [, r6 \! v0 A& e1 \VELOCITY NORTH Aircraft velocity in true north direction; Symbols: V sub N; Typical Units: kt, ft/s; Dimensions: Length / Time; : o# M; Z# N! @/ uVENTRAL 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 ... ! u* H- Z$ E, G6 B2 v6 @; {; BVERT SPD Vertical speed hold ' c) |9 t/ p( s* P" ~; aVERTICAL Reference to earth radial, for example, vertical velocity is velocity along earth radial; See Also: East-North-Vertical; 3 U7 t: O9 M) u4 F. b, R4 F R; ^ VERTICAL ACCELERATION Aircraft acceleration in earth vertical direction; Symbols: A sub V; Typical Units: ft/s-squared, g; Dimensions: Length / Time-squared; ) ^7 Y+ \6 M/ t: ? VERTICAL CUE A cue to control altitude; See Also: yoke cue, collective cue; 8 r' b! O8 \8 t' B& E& N; NVERTICAL GUIDANCE Calculations for the vertical axis, rather than the longitudinal axis. The control law vertical axis input data are: Desired Altitude, Altitude Integr... / m& ?. O% @* e# s9 Z% U VERTICAL SPEED HOLD (VERT SPD) A basic guidance mode, providing vertical guidance to maintain an operator selected vertical speed; " k4 Z' W; e& t; p VERTICAL SPEED INDICATOR (VSI) An onboard instrument which gauges rate of climb or descent, in feet per minute. / c! W" { i8 OVERTICAL VELOCITY Aircraft velocity in earth vertical direction; Symbols: V sub V; Typical Units: ft/s; Dimensions: Length / Time; ' h7 z: m- O6 F6 w( R3 t# q VF design flap speed. ' G* a7 [( o# H& B' p+ \VFE Max. Flaps Extended Speed ' u: F J% J- ^8 Y' y& b% j9 O VFR Visual Flight Rules ("good" weather operations rules) 2 Z) O5 {0 e% W* i6 w- y5 J# Y. KVFR 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... * d! x, J, g, i# ?9 x+ A# TVH maximum speed in level flight with maximum continuous power. 5 L* p- k# A. Z! jVHF Very High Frequency radio equipment. . U/ i( ?% X5 @- N, u& fVHF 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... v' E, p. a5 W' e! b: x3 { 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... . A1 S: u/ U& S9 b3 I3 u0 R CVFR Controlled VFR (still existing in some countries) + u- p4 a9 I+ T0 @7 D: d: b: C7 k CVR Cockpit Voice Recorder 4 U2 n" g7 m: A6 [& Z3 q4 BCYCLES Pertaining to turbine engines. Cycle begins with starting, continues through full-power, and ends with shutdown. , q q5 J! k2 ^; zCYCLIC See: longitudinal cyclic, lateral cyclic; $ k& d( c3 r9 a6 Z D Airspace ICAO Class D 9 u R3 Z2 D; O( F+ a D.R. DEAD RECKONING; system of navigation. VIS Very High Frequency (30-300 MHz) * q: [1 v. e2 K& KVISUAL 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 `3 M% [4 o* i( f VISUAL METEOROLOGICAL CONDITIONS(VMC) Meteorological conditions expressed in terms of visibility, distance from clouds, and ceiling equal to or better than specified minima. ; F u" d b0 JVJAR-FCL Verordnung JAR-FCL (JAR-FCL transformed to Swiss Law) , \" n! B, a8 z/ p, A1 R2 _VLA Very Light Aircraft (Aircraft certification category) 1 l! T9 V9 |% n" m8 p# b% u VLE Max. Landing Gear Extended Speed 2 i, O/ C: k. V$ C! Z4 YVLF Very Low Frequency radio equipment ) O7 ^0 h$ A- r# H VLO Max. Landing Gear Operation Speed ( o, v; f3 V2 k- M/ T VLOF lift-off speed. : V, ?- b7 H0 B) v6 Q' lVMC Visual Meteo Conditions ("good" weather for VFR or IFR) * l# b7 V+ h: o0 V* m0 z VMO maximum operating limit speed. ' R/ s4 g }( K4 fVMU minimum unstick speed. . I8 k9 d8 f" O- RVNAV Vertical navigation, or the capability to compute pitch-axis maneuvers and altitude-related points in space. ! j2 e$ a6 {+ Y9 M VNE Never Exceed Speed 6 c( n5 E/ w( ]$ N( z VNO Max. Structural Cruising Speed - B# b1 X$ ]# t5 XVOR A ground-based electronic navigation aid transmitting very high frequency navigation signals, 360 degrees in azimuth, oriented from magnetic north. Us... ' D& Y* ~9 @8 Y5 P/ r% ^' PVOR/DME Vertical Navigation (GLS) 1 Q' ^5 @" m6 X# O ~4 v VORTAC VHF Omni range; q" I Q7 v/ @ VR Rotation Speed * a) e$ w' r6 u5 O; p$ Z" _& G VS the stalling speed or the minimum steady flight speed at which the airplane is controllable. , l9 }' S& Y( D! h7 G; E' r+ HVS0 Stalling Speed Landing Config $ l" w3 G, n' f7 v0 \) Z- F$ r VS1 Stalling Speed in a specified Config. + W% I/ t& _' z# L# H$ a' IVSSE Minimum Safe Single Engine Speed ! g( |( D0 c9 ]8 B6 x% RVTOSS takeoff safety speed for Category A rotorcraft. 9 U% C8 y6 H1 OVX Best Angle of Climb Speed + D7 s7 D% C# u1 F9 L+ g+ q# A V S VXSE Best Angle of Climb Speed, 1 engine inoperative ! K1 [4 V( u' i$ `VY Best Rate of Climb Speed / B8 G8 v4 G/ }! k) L- vVYSE Best Rate of Climb Speed, 1 engine inoperative ! O- K4 i! G) M3 ?1 t' z5 G) tWA (IAOPA) World Assembly 7 C# Z$ \, d" W& @( oWAAS GNSS wide-area augmentation system. ) j" ?( |* I3 Q% L3 z- iWANGANUI Colored flares dropped on H2S to sky mark a target , ?4 ~! H3 ]7 c WARNING A signal which alerts the operator to a dangerous condition requiring immediate action (from MIL-STD-1472D); an annunciator that is the most critical ... @2 `6 G+ ~' z/ Z9 UWARNING, CAUTION, ADVISORY (WCA) See: warning, caution, advisory, annunciator, alert; & k- J3 t# R1 x2 S: g# Q6 I' f) dWASH-OUT FILTER A filter to smooth a transition due to change of input source, such as when changing modes; See Also: transient-free switch; 6 B* r- V2 P5 J. I5 k- x 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... 4 b- X& D0 B* v WASSERMANN German long range radar with a range of up to 190 Km. - ?7 N, s- @* `4 |0 tWAYPOINT A predetermined geographical position used for route/instrument approach definition, or progress reporting purposes, that is defined relative to a VOR... 2 X. e2 g7 Z$ e' d) hWAYPOINT (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... / h" U7 e; [. F2 }: F& |( O3 eWAYPOINT APPROACH To approach a waypoint 9 r# a9 `7 r* j# A( C! N0 ~) x8 PWCA 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. 0 d1 U( U/ g3 s7 o WEIGHT 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... 3 i$ }! q& S6 Z. ]WET WINGS Method for containing fuel in wings without using rubber fuel cells. 6 }' `! ~2 r: R# ? WGS-84 Wide Area Augmentation System ! z+ B! Y7 u+ m; S/ I* T WGS72 World Geodetic Survey 1972 % K7 ^4 q, O% A: \! d2 D$ ]WGS84 World Geodetic Survey 1984 2 \& `, s* p0 o5 c; b0 lWHEEL 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... ; s$ B( e9 y: w0 m/ _8 t WHEEL CUE A lateral flight director cue for fixed-wing aircraft, primarily to control heading, by changing roll; Compare: lateral cyclic cue; Symbols: Gamma sub... , p# b6 e: }! l; k4 \8 Y3 c5 x WHEEL 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... * q2 r* V) E* E4 ]5 u/ | WHITE BOMBS Nickname for propaganda leaflets. 9 C3 u% T6 E- t* rWILDE SAU WILD BOAR. German ground- controlled night fighter system using twin engined aircraft . o' V* K' L5 U: `2 Q; I/ |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 ; m; q/ q4 s6 k/ A0 YWIMS System Wide Information Management & N4 O- i( ?* t t! j1 f WIND BEARING Symbols: B sub W; Typical Units: rad, deg; & E% A; c k0 c6 r WIND SPEED Symbols: V sub W; Typical Units: kt, ft/s; Dimensions: Length / Time; 2 [& `% E" r# n0 K# ~6 X$ vWINDOW Strips of silver paper dropped by British aircraft to confuse the German ground radars 5 ]- D* ~& V9 d" C$ ?; S WINDSOCK 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. 7 L4 ~7 c; S( M9 ^/ ?WING The main lifting surface of an airplane. 8 E$ {2 {* n3 s# X' c: @- X& j) tWING 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... & @9 Z/ \" p1 R# D6 y( sWING 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... 8 P& n, e; P& v N9 Z; b) ? D WING ROOT The centerline of the wing, where the left and right wing panels are joined. - z4 ~/ U! j) K# Y0 w8 Z$ q WINGLET 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... ( f$ V/ h" x o% `/ C2 N* a4 A, UWIP Work in Progress 7 Q! k7 h4 D3 k WMO World Meteorological Organization % c: y+ U% d; o3 h) r) h WORLD GEODETIC SURVEY 1972 (WGS72) A standard model for computing earth data; 2 Q- R2 y% ]1 `6 | p4 Y WORLD GEODETIC SURVEY 1984 (WGS84) A standard model for computing earth data; 5 ]1 u/ X8 N- ^8 g; g2 A WOW Weight on wheels + G6 F F; U7 D* X+ l WP Waypoint 0 u+ H3 a, }2 P8 g Y4 L WPT Waypoint - y# i" X I: G/ a7 @5 E WRAP TEST A test to send data to a device having it sent back unaltered 9 |7 v6 i0 Y( ~ \5 ~" f WWII Waypoint $ ?" v0 S" {8 {" { WX Weather + A, W6 y: Y& }WYPT Waypoint . J) g: \% p9 O/ W6 `% `WœRZBURG German short (11 mile) range gun laying radar capable of giving both height and range. ! H5 A, {' t1 b. e4 w. gX-BAND Frequency range in which most general aviation weather radars operate. % F) g4 Y# S5 _- rX-BEAMS German radio beams used to guide their bombers to the target % S) b( D1 c! t+ y$ _ XPDR Transponder. Radar-enhancement/data link box for ATC purposes. . A2 `$ G1 _$ \! [ XPOND Transponder 0 z3 R# Z) _* K) R' OXTK Cross track; cross track error. ; w' a# D1 S7 I& H8 M& B. _ XTKD Cross track deviation ]: [( a9 V4 c* P' Q7 f" [5 g7 m! Z XTKR Cross track deviation rate / a/ \ c6 R2 z, { Q XYZ 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... $ ~9 r* M) `# W! V" RY-BEAMS German radio beams used to guide their bombers to the target 6 |/ K7 P* z p. _ Y-SERVICE British organization for the interception and reporting of German wireless "chatter" for intelligence purposes. / W) `/ [ I6 J/ X2 L1 L1 n 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 ' T, M1 \* l1 Q" G! l9 NYAW The nose-left and nose-right movement of the airplane. This is controlled by the rudder. , h4 v: B- K+ @+ v: a7 n8 I YAW 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. : A ?. z: h* ? E YOKE CUE A vertical flight director cue for fixed-wing aircraft, primarily to control altitude, by changing pitch; Compare: collective cue; Symbols: Gamma sub ... ) B B8 W# o h! H0 _4 T3 Y8 C Z Infra-red identification equipment # v$ l* G$ z! \0 F: KZ TRANSFORM A mathematical relationship to model a discrete function in the complex frequency domain (Z-plane); Z transforms are commonly used by systems engineer... ; v. ]( ]4 g& k0 c+ {1 g. h& g5 a Z-BEND A type of linkage point using a bend in the control rod which resemble a Z. 0 x! d3 q9 N- n% eZ-PLANE Discrete complex frequency plane; Z-plane is used in control systems engineering in the design of control laws See Also: Z transform; n! O% m' H. p& \" Z' w# [ZAHME SAU TAME BOAR. German "free lance" night fighter system using single engined aircraft 0 R; Y$ o9 y# y8 X8 YZERST–RER GESHWADER Luftwaffe Destroyer Wings, composed of Bf110 Heavy fighters 0 a X2 A. K* j# f/ u: X [ZOC Zone of confusion , s) q, Y7 Z+ Y4 J w' j% pZONE OF CONFUSION (ZOC) A circular area centered at a TACAN station in which bearing is extremely noisy; % `; n4 W- |, d; O+ TZULU Greenwich Mean Time, also known as Universal Coordinated Time.

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