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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 : c3 A5 f6 i8 P6 {" O* } TRANSCEIVERS A device that receives and transmits m F' {$ B" W `. x) z TRANSIENT-FREE SWITCH A switch with a wash-out filter so that the output contains no transients (steps) at switch time 9 ~3 Y" h9 N- w TRANSMIT To radiate RF energy - w1 ]" G2 }2 N2 @: a" }! V8 CTRANSMITTER A device that transmits ! ~' `+ f W0 K6 i F& S" q( g TRANSMITTER (TX) The hand-held radio controller. This is the unit that sends out the commands that you input. 3 T+ C- H& X, s2 K" MTRANSPONDER Transmitter-Responder 4 z8 ?! h# E) V S7 w/ Y/ K; @ TRANSPONDER (TX) A receiver/transmitter which will generate a reply signal upon proper interrogation; the interrogation and reply being on different frequencies. 1 F* ?6 C+ }2 W7 f r S TRE Type Rating Examiner 5 a# \! x9 l1 c5 c4 m3 @- { TREND MONITORING Continuous computerized observation of turbine engine performance. Used to detect early sings of wear. # ~# [% _( |! V BTRI Type Rating Instructor / ], ?2 K. b4 z6 ` TRICYCLE GEAR The landing gear arrangement where the airplane has main gear and a nose gear. 6 K7 v" V w) M! @* oTRIM To adjust an aircraft`s trim tabs and thereby relieve the pressure required on the controls to keep the nose in the desired position. ( _" l1 l+ M3 C1 ?" C' q TRIM TAB A secondary control surface, usually mounted to primary control surface such as aileron, elevator, rudder, or stabilizer, that controls the position o... 1 b' j0 t+ h. K4 P' ] m1 K9 XTRK Track - ^& ]7 B4 \$ JTRN Terrain Referenced Navigation; # c0 Q, w$ _' } b; q* N4 TTRN-INS TRN with INS 0 `, w& d8 |! z1 L* x TRTO Type Rating Training Organization ' y0 A9 x6 W/ w. {: h. r9 m1 zTRUE Best available estimate, such as true airspeed; referenced to true north, such as true heading; ' v# U; l8 g3 T$ _, u4 I TRUE AIRSPEED the airspeed of an aircraft relative to undisturbed air. True airspeed is equal to equivalent airspeed multiplied by (0/)1/2. ! X+ t. _/ ?, b; f T/ p9 C: M TRUE AIRSPEED (TAS) The airspeed of an aircraft relative to undisturbed air. H% m n1 B" P E. _% b; z- KTRUE BEARING Symbols: B sub T; Typical Units: rad, deg; * x$ A: |! s4 D" } TRUE HEADING Heading of the aircraft relative to true north; Symbols: psi sub T; Typical Units: rad, deg; ( J2 g( B# x& @( v& C TRUE TRACK Ground track angle; Symbols: T sub T; Typical Units: rad, deg; 5 V/ @- o/ p+ G |, U% U$ I! A TSC Total Time Since CORE " X5 b$ A }' b# n8 ]& b1 VTSMO Time since major overhaul 0 W/ R* w9 m5 n# k: D r TSN Time Since New (also TTSN) % X+ M2 X0 O B I TSO Technical Standard Order ) J" I4 r& \6 Y1 L( F! \ TT Total Time Airframe " ]' ^9 C; G4 G0 S3 Z5 aTTG, TTS OR TTW Time to go, time to station, time to waypoint. 3 b; m. u; z% |" |3 s TUBA a jamming device for Freya radar operating in the 70-200 MHz range 7 A- K" D: x( }* K% |; M TUNE To set the operating frequency or channel for a device 4 O! B% s) e* r; M% y1 MTURBO PROP Is said of an airplane powered by a type of jet engine, the turbo prop, equipped with a turbine-driven propeller. 0 N$ M/ j1 q6 l* tTURBOJET AIRCRAFT An aircraft having a jet engine in which the energy of the jet operates a turbine which in turn operates the air compressor. / V8 ?1 t0 X7 N3 @+ xTURBOPROP AIRCRAFT An aircraft having a jet engine in which the energy of the jet operates a turbine which drives the propeller. 8 O+ U! t# H: o% |# X5 |) {/ O 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. + F- J( i1 g. W! B- P& ^TWR Tower (Control Tower) 6 B5 P7 Z& U% @+ fTYPE (1) As used with respect to the certification, ratings, privileges, and limitations of airmen, means a specific make and basic model of aircraft, incl... + M) G7 A" c3 TU Airspace Euro control project Class U (unknown traffic) 8 _5 Y9 o8 d. g( U s6 k- ~0 [ U/S unserviceable / I' N4 X4 J- G1 p, u) g- _U/V ADF UHF/VHF Automatic Direction Finding . V7 ~* r; t! P UAT Universal Access Transceiver ' z+ Z: w& a8 Y7 i- I" E# X UAV Unmanned (or Uninhabited) Aeronautical (or Aerial) Vehicle 4 P8 e2 U! D+ b' O6 R UFN Until Further Notice $ R( U6 l2 M) e! V VUFO Unidentified Flying Object / ]0 X1 |' P* O# d, U UHF Ultra High Frequencies (300 MHz-30 GHz) - r4 d- N4 A1 f) x" R V UHF/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; % C5 g" }0 u j# Z& V, v; j; AUL Ultra light, Ultra-l©ger motoris© ; a0 m5 v- A; p! rULM Ultra light, Ultra-l©ger motoris© ! e! s- e% B$ f' Q1 t9 A' VULTRALIGHT VEHICLE An aeronautical vehicle operated for sport or recreational purposes which does not require FAA registration, an airworthiness certificate, nor pilot c... & j% m/ R# N$ x8 ]6 J% W I/ i UMAS Unmanaged Air Space (Euro control Definition) 1 ^' E6 s3 {2 W' LUNDER 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... + N+ M, m6 ^- ^: t: KUNDERCARRIAGE STRUT A part of an airplane`s structure, designed to resist distortion, which supports the landing gear. ; g+ ~$ G9 F3 W2 F/ [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 ... 2 D; Z% {/ R2 q5 ?! s 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... + X: h+ F9 A4 H% T' }% F% @ UNIT LESS No units, such as ratios; a quantity with standard units of 1; a quantity with primary units of 1; Synonyms: dimensionless; 6 a* A) U7 ]! ^8 P) nUNIT 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... 7 x* O7 D5 @; e0 X. T k 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... / \( Y; D3 Y: Q- L3 b 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... 5 H8 j- w# \. H9 P$ ~ UNITED STATES AIR CARRIER a citizen of the United States who undertakes directly by lease, or other arrangement, to engage in air transportation. $ i; G& D @! [) a UNITS A standard quantity, such as ft or mi; Synonyms: dimension; , N+ a; z' X, E- \+ R& V6 p3 ?/ CUNIVERSAL 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; 0 C3 _# t" h+ z! XUPDATE 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... " X+ M( ^9 u. u/ xUPKEEP Codename for Barnes Wallis` bouncing bomb used in the Dambusters` raid ) @! J$ ]$ }6 V URB User Relations Bureau (CFMU) " x; _' c* T, K& x* e) G USABLE FUEL (LBS) Usable fuel (gallons) x 6.7 lbs/gallon / t% {3 i- b7 J ?- `" DUSAF US Air Force 3 H* y! H! F2 `4 @* v% q USEFUL LOAD Maximum Ramp Weight - (minus) Basic Operating Weight 5 T$ P% g0 u7 G" P1 e( z2 Z5 Y USG (AL) US-Gallon (3.78 Liter) 9 x" q7 \8 i5 d; f UTC Universal Coordinated Time. 5 {, l7 y1 E Z/ a7 gUTM Universal Transverse Mercator 7 I c8 t1 A! @* l# L9 s$ A! I 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. 8 E: \! o) ?$ G1 c V (Y) Speed for best rate of climb. # E6 w! K0 F& y qV1 speed for best angle of climb. 2 ~* C+ t6 n' xVA Maneuvering Speed (max. structural speed allowed for full control deflection) 1 o" P1 k4 p% Z VAC Volts alternating current. ! z( c9 _* L' [. P5 I) V! pVAL Visual Approach and Landing (Chart) / F5 T$ G m9 [% K0 P, K' tVAR Variation 3 Q/ O7 m- c/ t8 S' c- s$ z& E VASI Visual Approach Slope Indicator # j7 |0 ], |& R3 m1 @8 A VAT Value Added Tax # f' m! z1 N, d3 G! n6 L) [4 } VB design speed for maximum gust intensity. ; I/ b2 G5 a/ J* w- D1 ^& GVC design cruising speed. 7 ]4 I; p! q; ~9 G VD Max. Dive Speed (for certification only) ' ~4 I2 y, H2 X) n/ [2 ? VDB VHF Data Broadcast ( |# @7 _! ~0 U5 z" Y& e0 @2 wVDC Volts direct current. % H+ a" p* I: t2 F3 B, Y! z) {VDF demonstrated flight diving speed. / J6 V8 f o# K& o: e; l VDL VHF Data Link (-n = type n) 6 A3 V* z+ c% b H5 Z- S VEF the speed at which the critical engine is assumed to fail during takeoff. ' T, y7 i% E4 |0 b; IVEHICLE/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 X; x% H& L5 P$ i8 N2 ` 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... $ E1 M! i2 ]) H6 }6 j5 o5 g% P+ MVELOCITY EAST Aircraft velocity in true east direction; Symbols: V sub E; Typical Units: kt, ft/s; Dimensions: Length / Time; 8 g5 \: e3 s6 @" s( R VELOCITY ERROR SCALE FACTOR(KVSF) A guidance control law parameter, generated by the longitudinal guidance modes; 1 o( |5 s" K/ h1 kVELOCITY NORTH Aircraft velocity in true north direction; Symbols: V sub N; Typical Units: kt, ft/s; Dimensions: Length / Time; 0 B b. a# C* PVENTRAL 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 ... ! n/ @' C, X0 e VERT SPD Vertical speed hold - ]7 d6 l. y) hVERTICAL Reference to earth radial, for example, vertical velocity is velocity along earth radial; See Also: East-North-Vertical; 4 c, I/ ~6 M8 K; \+ Z1 A4 a VERTICAL ACCELERATION Aircraft acceleration in earth vertical direction; Symbols: A sub V; Typical Units: ft/s-squared, g; Dimensions: Length / Time-squared; 6 a% k, C3 k1 v; z+ i# i \VERTICAL CUE A cue to control altitude; See Also: yoke cue, collective cue; 1 @9 w; H( w7 x. a# E VERTICAL GUIDANCE Calculations for the vertical axis, rather than the longitudinal axis. The control law vertical axis input data are: Desired Altitude, Altitude Integr... ; C7 {/ o9 k+ q3 A& q VERTICAL SPEED HOLD (VERT SPD) A basic guidance mode, providing vertical guidance to maintain an operator selected vertical speed; 4 l, p: L' S$ Q- F1 i& j7 {VERTICAL SPEED INDICATOR (VSI) An onboard instrument which gauges rate of climb or descent, in feet per minute. / K( j: n* n1 F$ G7 R4 ] VERTICAL VELOCITY Aircraft velocity in earth vertical direction; Symbols: V sub V; Typical Units: ft/s; Dimensions: Length / Time; e2 S6 n, S3 i) j- }: l1 f VF design flap speed. 1 D, r! y* r4 y$ J0 K1 ]VFE Max. Flaps Extended Speed 6 X N3 _! x. K! ~8 k) C: L. h. t; T VFR Visual Flight Rules ("good" weather operations rules) & r4 `+ T- I$ u7 O2 W( N 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... ' H$ h8 t5 G1 G$ q0 lVH maximum speed in level flight with maximum continuous power. : r- U: ]6 d4 w X- s0 `VHF Very High Frequency radio equipment. 4 f7 n0 l) h! BVHF 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... 9 ^' b" Y) V" ? 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... ; { s# W' L% J, m! p CVFR Controlled VFR (still existing in some countries) 9 @( ^) x, d6 A; z4 z+ WCVR Cockpit Voice Recorder : p+ ]/ Q! H' b) j+ w CYCLES Pertaining to turbine engines. Cycle begins with starting, continues through full-power, and ends with shutdown. 1 |9 Z6 U3 M4 ^8 A& i. p CYCLIC See: longitudinal cyclic, lateral cyclic; - V( h3 f% {0 j& P1 i8 yD Airspace ICAO Class D $ a0 F4 s$ C$ z+ t! A- z D.R. DEAD RECKONING; system of navigation. VIS Very High Frequency (30-300 MHz) 7 [( T" G( O% I7 y/ r VISUAL 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... 1 N0 s" B1 b. {4 v! O0 Y VISUAL METEOROLOGICAL CONDITIONS(VMC) Meteorological conditions expressed in terms of visibility, distance from clouds, and ceiling equal to or better than specified minima. 7 e. J$ m: @" @+ a& w' ? VJAR-FCL Verordnung JAR-FCL (JAR-FCL transformed to Swiss Law) ; X. p$ B+ O6 F' d/ L VLA Very Light Aircraft (Aircraft certification category) 6 @ U7 ]2 |( k0 p! l1 d3 q+ x' A VLE Max. Landing Gear Extended Speed 5 L; z6 x5 e2 AVLF Very Low Frequency radio equipment ) B. |# S$ }$ j$ }9 G4 J% ~ qVLO Max. Landing Gear Operation Speed 7 n% L% D0 b) w+ G/ nVLOF lift-off speed. 1 c% W1 E0 a: o( ?. }$ [ VMC Visual Meteo Conditions ("good" weather for VFR or IFR) 5 S1 a6 q0 G; Z3 U5 `VMO maximum operating limit speed. 9 ~: O; l+ G* W: G3 q7 A; w5 n# c! MVMU minimum unstick speed. $ Z7 u% e0 A2 E! N1 S VNAV Vertical navigation, or the capability to compute pitch-axis maneuvers and altitude-related points in space. O( E2 H/ ^" ^/ `7 f# ~ VNE Never Exceed Speed ! X! Z2 q+ @( h9 ZVNO Max. Structural Cruising Speed 7 _6 g5 [2 n" H" ~- t& U VOR A ground-based electronic navigation aid transmitting very high frequency navigation signals, 360 degrees in azimuth, oriented from magnetic north. Us... # R7 n/ t4 f) j B, E+ z2 P' FVOR/DME Vertical Navigation (GLS) : u. G: ]4 p4 I6 o* d1 tVORTAC VHF Omni range; % k' l4 X8 @) Z3 r O& s ?- JVR Rotation Speed + C6 P+ ?& x* e* G4 y' x. H* WVS the stalling speed or the minimum steady flight speed at which the airplane is controllable. ; V) y/ R& V/ u. c( ^8 p VS0 Stalling Speed Landing Config 9 n7 t8 j4 w" T6 Z7 M. y9 _, `VS1 Stalling Speed in a specified Config. 1 x& Q% L. M1 O, X4 r VSSE Minimum Safe Single Engine Speed * s9 P! A/ ^% P% L: O- N# fVTOSS takeoff safety speed for Category A rotorcraft. : ?: B, U9 S0 ^ v2 ?1 f6 J" u+ U VX Best Angle of Climb Speed 2 y3 ~% B c7 t% l4 U0 f/ Z9 @ VXSE Best Angle of Climb Speed, 1 engine inoperative 8 ?2 I+ G" `: o7 e2 u1 Q, L# w! WVY Best Rate of Climb Speed % z: j8 n* `+ b8 T- VVYSE Best Rate of Climb Speed, 1 engine inoperative : `8 i" `- Y6 P3 y: P5 g WA (IAOPA) World Assembly 6 |0 \" k7 w! k- \3 Z8 l, O0 d; X+ NWAAS GNSS wide-area augmentation system. - g0 M C% X3 l WANGANUI Colored flares dropped on H2S to sky mark a target 7 z3 u- B' k9 F5 e0 F, VWARNING A signal which alerts the operator to a dangerous condition requiring immediate action (from MIL-STD-1472D); an annunciator that is the most critical ... 1 w+ d) g5 U- G. QWARNING, CAUTION, ADVISORY (WCA) See: warning, caution, advisory, annunciator, alert; : T9 J' U2 E( }0 T+ ^4 w2 pWASH-OUT FILTER A filter to smooth a transition due to change of input source, such as when changing modes; See Also: transient-free switch; " ?+ c4 m" l# k! G 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... ! [' C& c. P* v1 L2 s WASSERMANN German long range radar with a range of up to 190 Km. 7 a7 [$ I2 Y* }+ KWAYPOINT A predetermined geographical position used for route/instrument approach definition, or progress reporting purposes, that is defined relative to a VOR... : e5 B& C, H% {5 E' A' G7 Y* [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... 2 Y" R n+ I; X4 J* ` WAYPOINT APPROACH To approach a waypoint $ g( B. ]# ^. I 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. % Q" C% b+ _+ U, b& G2 w0 MWEIGHT 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... ) A4 _4 H3 j5 y( q/ O' X WET WINGS Method for containing fuel in wings without using rubber fuel cells. 5 f7 v, _" L) o! s+ i: r! q xWGS-84 Wide Area Augmentation System # C6 g! l% O8 V! M, }4 P9 CWGS72 World Geodetic Survey 1972 ) Y# E5 d, J4 m) K9 ~ WGS84 World Geodetic Survey 1984 * C& Q) n) O" G. a8 g4 y" A8 h 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... # `2 X- v7 p$ B% c/ ^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... 7 }( _0 T/ P. I. p1 uWHEEL 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... 8 D/ j0 y3 E8 [4 uWHITE BOMBS Nickname for propaganda leaflets. # r% ]; C+ y/ ^9 [5 c WILDE SAU WILD BOAR. German ground- controlled night fighter system using twin engined aircraft 6 ?2 W0 Q% R. z( F' W. P 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 : D- w, y8 M# b6 n( ZWIMS System Wide Information Management r1 B$ w) R- l' `0 Y2 ^# q WIND BEARING Symbols: B sub W; Typical Units: rad, deg; " Q& p0 {& d7 D/ F* @4 u, E WIND SPEED Symbols: V sub W; Typical Units: kt, ft/s; Dimensions: Length / Time; ! A+ d. G5 i# c' dWINDOW Strips of silver paper dropped by British aircraft to confuse the German ground radars , z4 n' c7 {! y) _ 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. * J/ L( c) S& V* X WING The main lifting surface of an airplane. , G) O, e: o4 Q. a8 D' r! e 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... ! r8 p3 }6 o/ j, i( T/ c 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... - _: i6 l9 j: tWING ROOT The centerline of the wing, where the left and right wing panels are joined. ; j; F9 A3 i* GWINGLET 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... 1 v* v. l1 x! l WIP Work in Progress % a& J1 X- r' t: }WMO World Meteorological Organization 1 T* P, S2 W' Z/ N4 i, _7 q7 rWORLD GEODETIC SURVEY 1972 (WGS72) A standard model for computing earth data; 0 R7 C; {4 o! k' `9 C WORLD GEODETIC SURVEY 1984 (WGS84) A standard model for computing earth data; # z. E- q V9 r2 v" \WOW Weight on wheels ' C, s) d1 M- o2 Z2 t1 DWP Waypoint T6 o. B$ C% l! SWPT Waypoint Y: @6 ~/ ]$ ]' b3 A3 EWRAP TEST A test to send data to a device having it sent back unaltered ' K. ~# p# E$ @7 uWWII Waypoint ' ^ {. t& P. G WX Weather * ]/ n3 B( B/ n6 S! g1 c7 t WYPT Waypoint " o. r- X1 s; ?4 s WœRZBURG German short (11 mile) range gun laying radar capable of giving both height and range. ! q R" k- ^# I* i3 n% uX-BAND Frequency range in which most general aviation weather radars operate. : u$ \( h" D2 F# E6 M X-BEAMS German radio beams used to guide their bombers to the target 4 Q. `' d7 @) b+ B XPDR Transponder. Radar-enhancement/data link box for ATC purposes. ; Q. M8 _3 w) i2 {& h9 ^ XPOND Transponder ( r- F& Y% u0 M9 { {XTK Cross track; cross track error. . w3 ?- w. v+ ~0 K; B XTKD Cross track deviation $ H4 Q: I' Q% i+ l6 Y6 @ XTKR Cross track deviation rate ( f8 t% |+ i& R9 qXYZ 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... ' l$ Y4 n- Q2 z) f" s! h% |/ o$ j8 L Y-BEAMS German radio beams used to guide their bombers to the target . I# z0 u' H( D4 C$ g/ T; }Y-SERVICE British organization for the interception and reporting of German wireless "chatter" for intelligence purposes. : f+ N8 w' N/ 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 7 F3 N. B S) ~, xYAW The nose-left and nose-right movement of the airplane. This is controlled by the rudder. , z. f' U1 \6 e9 M( A 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. # B2 {6 `) G, X" mYOKE CUE A vertical flight director cue for fixed-wing aircraft, primarily to control altitude, by changing pitch; Compare: collective cue; Symbols: Gamma sub ... 7 U* t# ^ R( I) V Z Infra-red identification equipment 6 J8 O. t7 [3 B$ a* mZ TRANSFORM A mathematical relationship to model a discrete function in the complex frequency domain (Z-plane); Z transforms are commonly used by systems engineer... j/ s* H; T8 S/ C# ZZ-BEND A type of linkage point using a bend in the control rod which resemble a Z. 9 m: G2 p9 e1 b" L0 U7 _1 JZ-PLANE Discrete complex frequency plane; Z-plane is used in control systems engineering in the design of control laws See Also: Z transform; U: |; Y" Q2 _) Q) pZAHME SAU TAME BOAR. German "free lance" night fighter system using single engined aircraft - s$ c; N+ k, w- {$ X8 B* B7 L) WZERST–RER GESHWADER Luftwaffe Destroyer Wings, composed of Bf110 Heavy fighters & O& \' X/ g+ s+ v ZOC Zone of confusion 8 [/ L% a& J: h" e0 k7 f ZONE OF CONFUSION (ZOC) A circular area centered at a TACAN station in which bearing is extremely noisy; ) w. j$ F/ i2 B- w ZULU Greenwich Mean Time, also known as Universal Coordinated Time.

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