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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 * G5 G( b! G! ~ o6 j r# i* u2 U TRANSCEIVERS A device that receives and transmits + X" K/ m7 y ?+ CTRANSIENT-FREE SWITCH A switch with a wash-out filter so that the output contains no transients (steps) at switch time 9 j6 i' h0 i3 sTRANSMIT To radiate RF energy + o! l" f# J+ G" R8 w TRANSMITTER A device that transmits 3 i( Q9 `; o% v& ?7 l2 z* t# zTRANSMITTER (TX) The hand-held radio controller. This is the unit that sends out the commands that you input. 3 I' _( h( z. I0 {9 R1 z% A- LTRANSPONDER Transmitter-Responder f. A3 @) {/ w7 I v TRANSPONDER (TX) A receiver/transmitter which will generate a reply signal upon proper interrogation; the interrogation and reply being on different frequencies. " M2 L) w/ [4 MTRE Type Rating Examiner 6 x i6 r$ r9 H# I TREND MONITORING Continuous computerized observation of turbine engine performance. Used to detect early sings of wear. 1 ]9 V* D5 @$ T2 MTRI Type Rating Instructor 3 f9 w/ u( }$ f* [% x) m* ATRICYCLE GEAR The landing gear arrangement where the airplane has main gear and a nose gear. 4 m5 w; L$ m* A+ L2 C 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. 5 V9 Z, g3 ]. ?! H" y/ oTRIM TAB A secondary control surface, usually mounted to primary control surface such as aileron, elevator, rudder, or stabilizer, that controls the position o... : p# d1 m0 I$ [, {( w- kTRK Track + K6 y. O" C" o" i TRN Terrain Referenced Navigation; 2 ^! L( a* b6 i3 u) d* I" _ TRN-INS TRN with INS 8 b* i( g4 ?- X/ [, F, Z: ~4 @5 k6 gTRTO Type Rating Training Organization - B& z5 @4 ~6 f9 U2 I# GTRUE Best available estimate, such as true airspeed; referenced to true north, such as true heading; * T6 I% |( e0 B4 i TRUE AIRSPEED the airspeed of an aircraft relative to undisturbed air. True airspeed is equal to equivalent airspeed multiplied by (0/)1/2. # r$ K8 l) o: K5 _, l TRUE AIRSPEED (TAS) The airspeed of an aircraft relative to undisturbed air. ' |% r& y' u) @0 @ L- TTRUE BEARING Symbols: B sub T; Typical Units: rad, deg; ' [3 g: S2 P/ |" ~% v8 n( m# H/ y* n TRUE HEADING Heading of the aircraft relative to true north; Symbols: psi sub T; Typical Units: rad, deg; 3 p* P0 i4 d% m, `# }2 T, d! ~5 ]5 ~ TRUE TRACK Ground track angle; Symbols: T sub T; Typical Units: rad, deg; 0 n2 d, _2 T# e& y, t TSC Total Time Since CORE ) [+ B; Q2 @5 D3 T* WTSMO Time since major overhaul 8 h4 P0 y5 X! QTSN Time Since New (also TTSN) * m: U' X2 A# c1 A TSO Technical Standard Order - p+ `/ E( j" V! D0 p5 e0 x. Q! [ y TT Total Time Airframe 2 C. |: F" i; cTTG, TTS OR TTW Time to go, time to station, time to waypoint. 2 L4 ~# y5 _% O& QTUBA a jamming device for Freya radar operating in the 70-200 MHz range 1 V! t3 e& X' P8 V5 ZTUNE To set the operating frequency or channel for a device ; l! [! K9 t- C( }3 V2 iTURBO PROP Is said of an airplane powered by a type of jet engine, the turbo prop, equipped with a turbine-driven propeller. ; E7 B5 a0 f! i! ]1 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. 6 _; z) c8 i6 G/ e n TURBOPROP AIRCRAFT An aircraft having a jet engine in which the energy of the jet operates a turbine which drives the propeller. 7 [7 R# w3 L; e3 l# \- @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: f9 M0 D$ U, r4 \1 J( S TWR Tower (Control Tower) / `9 c! ~9 H" G1 pTYPE (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" K/ G% _' v1 i) [ U Airspace Euro control project Class U (unknown traffic) , t1 r# l/ R+ }1 @: @: v U/S unserviceable 9 s O& H; b* B' k U/V ADF UHF/VHF Automatic Direction Finding / i1 o# F2 H6 I Y! k5 T7 ]UAT Universal Access Transceiver $ J7 U% o# [' w3 ~: W3 W/ o$ [ UAV Unmanned (or Uninhabited) Aeronautical (or Aerial) Vehicle 0 l3 i( G1 Y( M$ n7 _* vUFN Until Further Notice $ |+ m$ U& V+ p3 Z) s4 z* v3 B/ }UFO Unidentified Flying Object 5 H! u/ w8 D& r. TUHF Ultra High Frequencies (300 MHz-30 GHz) 8 u; j4 p' g* A- x% CUHF/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; . h9 M3 ?1 h: B9 dUL Ultra light, Ultra-l©ger motoris© 4 U" t& p/ o) M6 Z ULM Ultra light, Ultra-l©ger motoris© ' v/ l, Y, P1 X3 P$ U& E; y ULTRALIGHT VEHICLE An aeronautical vehicle operated for sport or recreational purposes which does not require FAA registration, an airworthiness certificate, nor pilot c... / e. A5 ?- s; X( d0 @# GUMAS Unmanaged Air Space (Euro control Definition) 5 P, ?+ T# q2 B. @/ jUNDER 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... " U; w) l0 }" B) j/ ]UNDERCARRIAGE STRUT A part of an airplane`s structure, designed to resist distortion, which supports the landing gear. * @% }9 b% I. r- v: }( W 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 ... : F: u, `% N) k5 z, `* I4 z: EUNIT 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... ' I) \( r! I+ A+ G& p2 A/ \ UNIT LESS No units, such as ratios; a quantity with standard units of 1; a quantity with primary units of 1; Synonyms: dimensionless; 0 m7 c7 v; n" HUNIT 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... ' T _8 g/ \0 H3 v. I9 Q% g* nUNIT 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... $ q6 g: N3 r5 S6 gUNITED 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... ; L; K4 r0 F _3 [8 _+ I% }UNITED STATES AIR CARRIER a citizen of the United States who undertakes directly by lease, or other arrangement, to engage in air transportation. ! ?! X6 W5 x) e( F: JUNITS A standard quantity, such as ft or mi; Synonyms: dimension; # a) k S5 O6 r+ ~( s7 @ 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; : F2 `3 b6 F+ \' @0 l0 [7 ]& [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... & e' v; u! q/ @+ WUPKEEP Codename for Barnes Wallis` bouncing bomb used in the Dambusters` raid x8 T# V a+ g# s. }3 B URB User Relations Bureau (CFMU) $ r2 {% M3 y- C; s USABLE FUEL (LBS) Usable fuel (gallons) x 6.7 lbs/gallon 6 a3 v: J' s( m; R+ @9 cUSAF US Air Force ' ^* K6 o! C: I6 `( ]USEFUL LOAD Maximum Ramp Weight - (minus) Basic Operating Weight " h3 h8 \$ ^+ }: M USG (AL) US-Gallon (3.78 Liter) 6 Z* Y2 U P1 z( [ UTC Universal Coordinated Time. - T3 y+ v5 m! W0 t$ [! l4 t! E UTM Universal Transverse Mercator % W8 m: x" p% Z 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. 2 M9 c* y1 _7 B3 H" i- {1 o V (Y) Speed for best rate of climb. ( T2 e1 m* ?' z4 j* kV1 speed for best angle of climb. 4 ?( |; O. g4 Z) J VA Maneuvering Speed (max. structural speed allowed for full control deflection) M/ D3 M% N1 K9 ~ VAC Volts alternating current. 0 n* ]) o9 r/ r7 n* V VAL Visual Approach and Landing (Chart) " R. c9 G4 K' Q- F7 D; z& o VAR Variation ) o/ s$ S/ ^* L- C0 QVASI Visual Approach Slope Indicator ) D/ Z5 k o2 g- {- OVAT Value Added Tax " X' S5 p. L" O% K4 g0 z VB design speed for maximum gust intensity. # X% Z2 Q3 C0 Z1 G" H, C: d8 [5 v VC design cruising speed. ! ]0 t: H+ k ^+ A( B( w& h4 uVD Max. Dive Speed (for certification only) 5 s, c z8 C5 I" G VDB VHF Data Broadcast 5 V3 J5 ?9 G! g7 TVDC Volts direct current. T7 \- B: k( W3 i0 { VDF demonstrated flight diving speed. ' H/ h& c" W/ YVDL VHF Data Link (-n = type n) 3 Q: I% ~7 Q0 R, x5 F# z9 b6 j7 o VEF the speed at which the critical engine is assumed to fail during takeoff. : @0 ?# X" U8 p$ {+ ~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... * J3 c+ j0 w' i, G7 G 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... 3 L' K/ c) B4 K1 ^8 R% D VELOCITY EAST Aircraft velocity in true east direction; Symbols: V sub E; Typical Units: kt, ft/s; Dimensions: Length / Time; ( {4 @9 p- ]. |5 l) h" H+ }0 d. KVELOCITY ERROR SCALE FACTOR(KVSF) A guidance control law parameter, generated by the longitudinal guidance modes; 5 ]4 o6 L/ M( p+ ~ VELOCITY NORTH Aircraft velocity in true north direction; Symbols: V sub N; Typical Units: kt, ft/s; Dimensions: Length / Time; 7 Y7 a$ G! R) x4 C* ?; z' eVENTRAL 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 ... : Q0 ?" U3 M( S8 `" q VERT SPD Vertical speed hold : O. L; M, c! ]7 B- `0 c4 UVERTICAL Reference to earth radial, for example, vertical velocity is velocity along earth radial; See Also: East-North-Vertical; - [& A/ `* H+ c* k& p) rVERTICAL ACCELERATION Aircraft acceleration in earth vertical direction; Symbols: A sub V; Typical Units: ft/s-squared, g; Dimensions: Length / Time-squared; # u6 u% Y( O0 ~6 C VERTICAL CUE A cue to control altitude; See Also: yoke cue, collective cue; 0 z' `; c( U6 B8 U: D- zVERTICAL GUIDANCE Calculations for the vertical axis, rather than the longitudinal axis. The control law vertical axis input data are: Desired Altitude, Altitude Integr... / I- x2 F4 @" B VERTICAL SPEED HOLD (VERT SPD) A basic guidance mode, providing vertical guidance to maintain an operator selected vertical speed; % j$ b$ g2 R& Z VERTICAL SPEED INDICATOR (VSI) An onboard instrument which gauges rate of climb or descent, in feet per minute. " c' p- R5 f/ ?7 \0 I; u7 ^; g& KVERTICAL VELOCITY Aircraft velocity in earth vertical direction; Symbols: V sub V; Typical Units: ft/s; Dimensions: Length / Time; 6 a5 W1 g3 E% p1 u* W5 Z VF design flap speed. & q, P# v w4 V VFE Max. Flaps Extended Speed 7 N _' z3 H% ~4 O8 @6 V VFR Visual Flight Rules ("good" weather operations rules) ' {* i: X; ]6 J 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... 9 O6 z3 `5 ]' q& @* nVH maximum speed in level flight with maximum continuous power. 2 C' i0 x& e4 [% f& e VHF Very High Frequency radio equipment. 4 \# v8 U6 Z1 h$ i3 ^) r 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... 5 H6 f; q; M! c1 \/ [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... 8 e) K" ]" t8 U8 I6 iCVFR Controlled VFR (still existing in some countries) * `$ t% D5 j* P5 WCVR Cockpit Voice Recorder 2 J3 L; N; }# { CYCLES Pertaining to turbine engines. Cycle begins with starting, continues through full-power, and ends with shutdown. & I& r) E* m; JCYCLIC See: longitudinal cyclic, lateral cyclic; 2 e6 G4 a0 h: m/ e D Airspace ICAO Class D 0 p$ @$ l" f( r- B% a5 aD.R. DEAD RECKONING; system of navigation. VIS Very High Frequency (30-300 MHz) # a1 o2 u6 b* g. m5 I3 jVISUAL 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... - L X% D1 O1 ^* iVISUAL METEOROLOGICAL CONDITIONS(VMC) Meteorological conditions expressed in terms of visibility, distance from clouds, and ceiling equal to or better than specified minima. ) z- R% ?5 F q& s VJAR-FCL Verordnung JAR-FCL (JAR-FCL transformed to Swiss Law) * k# @& k! f" E7 _- `$ z VLA Very Light Aircraft (Aircraft certification category) ' i: f8 Z5 B! ]' | VLE Max. Landing Gear Extended Speed 0 i0 w& ]) f4 o6 T/ p. bVLF Very Low Frequency radio equipment 5 Y: P7 f! g- Z( U" W VLO Max. Landing Gear Operation Speed Y+ a4 a* s( j2 a" T( R. i VLOF lift-off speed. , V! ?0 H1 o- E ? VMC Visual Meteo Conditions ("good" weather for VFR or IFR) ' S+ I8 v1 C: r5 e" a VMO maximum operating limit speed. + \! O9 s: ~5 V VMU minimum unstick speed. " r0 ^( L) Z. g6 I" Y0 {# t4 D VNAV Vertical navigation, or the capability to compute pitch-axis maneuvers and altitude-related points in space. % P# `- J+ k0 f. N9 o9 zVNE Never Exceed Speed - ?, U% m3 e) q" U, j VNO Max. Structural Cruising Speed 5 z; D# Y4 I: s6 P- U& | VOR A ground-based electronic navigation aid transmitting very high frequency navigation signals, 360 degrees in azimuth, oriented from magnetic north. Us... : [* a) Z4 [/ _VOR/DME Vertical Navigation (GLS) % a- H, n% n1 _. O$ JVORTAC VHF Omni range; 8 m& Y! F- o/ Y aVR Rotation Speed 0 C. |: C) _ L' t VS the stalling speed or the minimum steady flight speed at which the airplane is controllable. ) D% C6 u: N* k# e" s VS0 Stalling Speed Landing Config 5 x5 `* Q: \) S; |7 F9 N% q7 `; ^ VS1 Stalling Speed in a specified Config. 2 ^! ~9 f) r9 J8 r3 t0 {; bVSSE Minimum Safe Single Engine Speed 2 _/ o, b- J& Y1 SVTOSS takeoff safety speed for Category A rotorcraft. " X! a3 f7 l R& l/ \6 g! `6 e: t0 \VX Best Angle of Climb Speed : f2 _% h. D z+ A VXSE Best Angle of Climb Speed, 1 engine inoperative ; `' A) F1 f' X4 M! MVY Best Rate of Climb Speed % p+ [: w/ C0 Y" q' ^) j9 G# i- Q) [VYSE Best Rate of Climb Speed, 1 engine inoperative % X) a; K9 f* p. q. d6 xWA (IAOPA) World Assembly ! K) z9 r, t' Z8 t: i$ EWAAS GNSS wide-area augmentation system. ! w- g- _ ^9 C7 b- ~+ {WANGANUI Colored flares dropped on H2S to sky mark a target ) L& X- x# D l/ Z( v 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 ... 9 A: x. ^4 Z7 d WARNING, CAUTION, ADVISORY (WCA) See: warning, caution, advisory, annunciator, alert; # n$ d; g, T% D- @, O/ c7 K; a i, w" GWASH-OUT FILTER A filter to smooth a transition due to change of input source, such as when changing modes; See Also: transient-free switch; % y: ]2 @% D$ 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... 9 v# m3 H: l1 `" b* u4 P4 z+ x7 AWASSERMANN German long range radar with a range of up to 190 Km. 3 p, n2 H1 F: V- F: Q7 d- DWAYPOINT A predetermined geographical position used for route/instrument approach definition, or progress reporting purposes, that is defined relative to a VOR... 3 A: X- T( x" @) r 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... 7 e# E1 P6 E/ P: J0 H, p0 o9 tWAYPOINT APPROACH To approach a waypoint % N3 O7 X6 q) T; t4 g$ SWCA 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. 4 t. c) F! v! ^7 Y3 l8 y 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... , y E4 D/ F3 EWET WINGS Method for containing fuel in wings without using rubber fuel cells. ! g. S4 r) e) @! }0 F' r$ w& Y/ XWGS-84 Wide Area Augmentation System ( |! _9 ?) M1 m4 ~% p* V7 eWGS72 World Geodetic Survey 1972 ) o/ M; ?- B" \& HWGS84 World Geodetic Survey 1984 0 b1 C1 R; H4 H, p& `; i8 iWHEEL 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... - j/ h' ~$ [: t+ xWHEEL CUE A lateral flight director cue for fixed-wing aircraft, primarily to control heading, by changing roll; Compare: lateral cyclic cue; Symbols: Gamma sub... - W( w6 [3 G. t" u: ^; ^9 Q* OWHEEL 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... f& {" B8 q+ Q2 l1 S7 W% uWHITE BOMBS Nickname for propaganda leaflets. % s9 [, j. G' y: yWILDE SAU WILD BOAR. German ground- controlled night fighter system using twin engined aircraft . F- W" g6 u+ x! d! _# 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 y8 I+ b7 z4 p" d0 b2 l" R WIMS System Wide Information Management & |3 O; R; ~3 s7 A( V! @' D WIND BEARING Symbols: B sub W; Typical Units: rad, deg; % j( H! {6 z/ e4 S, X; M% CWIND SPEED Symbols: V sub W; Typical Units: kt, ft/s; Dimensions: Length / Time; 9 I9 U% d9 L8 k( X1 ?+ I+ fWINDOW Strips of silver paper dropped by British aircraft to confuse the German ground radars 6 ]. z, a1 g) g3 C, `0 c5 P 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. * q; J8 t/ ?3 I7 \& ?WING The main lifting surface of an airplane. + ?1 s0 D9 b( a" LWING 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... + U/ D9 t h* h3 ^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... / y% X& h/ g, w. Z& u, x9 {: B' b( ZWING ROOT The centerline of the wing, where the left and right wing panels are joined. ; c2 O& }/ Q( Z0 L5 | 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... / e/ F7 I/ W4 C7 \# S8 V WIP Work in Progress * r. _6 I( I9 bWMO World Meteorological Organization 9 K7 G$ a' c- W& B' e: B( k' Z WORLD GEODETIC SURVEY 1972 (WGS72) A standard model for computing earth data; ( \% _0 D n# E' ^7 ?" WWORLD GEODETIC SURVEY 1984 (WGS84) A standard model for computing earth data; - K4 m e3 j6 h# \& K5 u" N( v6 h# H WOW Weight on wheels " |+ R5 F$ q+ a) x: k WP Waypoint ) {+ D! m2 I; Y2 ]& ?. J+ ` WPT Waypoint - d t) M$ e, C5 s4 T3 SWRAP TEST A test to send data to a device having it sent back unaltered 1 u. k1 T* B4 X' P# ?. N WWII Waypoint " ?4 `- k" { S4 { WX Weather W3 Y- g0 J! ]* A8 d5 I- f5 v9 HWYPT Waypoint : ^) S3 p- l2 A8 M8 l WœRZBURG German short (11 mile) range gun laying radar capable of giving both height and range. 1 L J8 k ^ \* E) ^ Y/ Q+ C4 ? X-BAND Frequency range in which most general aviation weather radars operate. $ q1 p" G6 S; C% f0 U7 YX-BEAMS German radio beams used to guide their bombers to the target : s. x0 V! k% M4 M" h: SXPDR Transponder. Radar-enhancement/data link box for ATC purposes. 3 `0 u/ A5 h! K0 S8 }& SXPOND Transponder 1 g6 H6 V7 [) d6 [7 r% u2 `) C XTK Cross track; cross track error. " |0 l* h4 Z, ?1 V) H9 a: X, G XTKD Cross track deviation & V8 V+ b& D6 W1 [: P7 W( D( s8 sXTKR Cross track deviation rate 9 M/ t3 {$ c: x/ ]% JXYZ 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... * }" r1 T' K- t) B/ d c" tY-BEAMS German radio beams used to guide their bombers to the target % e' F& u& u: A, F2 r) x Y-SERVICE British organization for the interception and reporting of German wireless "chatter" for intelligence purposes. ' I" c# s% r+ ^# e# q 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 ; @4 E8 ~; u) E/ q& F YAW The nose-left and nose-right movement of the airplane. This is controlled by the rudder. & k5 r) n. h# i/ g0 OYAW 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. 7 u' U6 I- d* X( GYOKE CUE A vertical flight director cue for fixed-wing aircraft, primarily to control altitude, by changing pitch; Compare: collective cue; Symbols: Gamma sub ... ; l7 a H, v4 K# n c Z Infra-red identification equipment / U' U4 D# y. W8 TZ TRANSFORM A mathematical relationship to model a discrete function in the complex frequency domain (Z-plane); Z transforms are commonly used by systems engineer... . m \9 R" H2 p7 f- FZ-BEND A type of linkage point using a bend in the control rod which resemble a Z. 3 K# i- c9 h. R& i9 q3 }- AZ-PLANE Discrete complex frequency plane; Z-plane is used in control systems engineering in the design of control laws See Also: Z transform; ( [) t" _1 ~. W* Y ZAHME SAU TAME BOAR. German "free lance" night fighter system using single engined aircraft / ]. q+ z# }& _* V8 b1 | ZERST–RER GESHWADER Luftwaffe Destroyer Wings, composed of Bf110 Heavy fighters 0 o# y; K$ `: A ZOC Zone of confusion ' I# f$ ^7 K" l. O( ~! }; {2 SZONE OF CONFUSION (ZOC) A circular area centered at a TACAN station in which bearing is extremely noisy; 6 D0 R. Z. |- S1 _+ W8 {5 F, b# b) cZULU Greenwich Mean Time, also known as Universal Coordinated Time.

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