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aviation terms [复制链接]

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51#
发表于 2008-12-30 03:23:01 |只看该作者
ONC Operational Navigation Chart ! A9 G2 |$ K9 I) A, O [6 [OPERATE to use or authorize to use aircraft, for the purpose (except as provided in Sec. 91.13 of this chapter) of air navigation including the piloting of ai... $ o _6 {$ p" A& [; |% {; ~8 @ OPERATIONAL CONTROL with respect to a flight, means the exercise of authority over initiating, conducting or terminating a flight. 6 D( S: q5 B) `7 w' wOPERATIONAL DEVIATION (OD) An occurrence where applicable separation minima, as referenced in the operational error definition below were maintained, but: (1) less than the appl... 8 F: g e! P) f+ B" y7 \" l. m OPERATIONAL ERROR (OE) An occurrence attributable to an element of the air traffic control system which results in less than the applicable separation minima between two or ... " V; v$ l' @! `7 A' U/ c7 [4 XOPERATIONS How well is equipment operating; Values: operational (all function and data is available), degraded (equipment has partially failed with some function... ) s' J6 L& z% x; N' IOPS Operations (or Operating hours) $ [ W8 }) r6 D3 Z OPTICAL DIGITIZER Any device using a photo sensor that can convert analog information to digital code $ T# M$ w4 j) O& z: C ORD Operational Requirements Document 0 S+ ?. K3 ^+ Q4 t0 H3 Q ORIENTATION Direction in reference to a coordinate frame 5 q7 t% q" P+ R" V& j6 MOUT Operational Training Unit " g5 \; x- i5 f) ^ OUTER MARKER Marker beacon located 5-7mi from the end of the runway; See Also: marker beacon c' v/ b4 Q/ u7 ^9 M( q! R OUTSIDE AIR TEMPERATURE (OAT) The temperature just outside the aircraft; Symbols: T; Typical Units: deg; Dimensions: Temperature 8 Q& x' E8 c4 q2 q: K { OVER-THE-TOP above the layer of clouds or other obscuring phenomena forming the ceiling ( u4 M ]7 M7 P; i5 cOVERIDE To alter selection made automatically by software * c8 u9 a, k5 _8 m9 I. eOVERSEAS AIR COMMERCE the carriage by aircraft of persons or property for compensation or hire, or the carriage of mail by aircraft, or the operation or navigation of aircr... ; {8 A8 i8 L: W. e( W: N) BOVERSEAS AIR TRANSPORTATION the carriage by aircraft of persons or property as a common carrier for compensation or hire, or the carriage of mail by aircraft, in commerce: (1) Be... ( @' H- @' O4 o/ ^OXY Oxygen system for passengers and crew & J, E& W# A9 \: V; A% f$ @ P/P per person, per passenger ! X# j& v2 ^1 n8 H! {8 U( YPAN-PAN The international radio-telephony urgency signal. When repeated three times, indicates uncertainty or alert followed by the nature of the urgency. 7 m# W* Z& p* t( hPANS Procedures for Air Navigation Services (ICAO) + p3 R& u! p& {3 z* TPAPI Precision Approach Path Indicator & |. V6 ^# k4 F. y PAR Precision Approach Radar - a ground-radar based instrument approach which provides both horizontal and vertical guidance 1 U% J `. F* d0 Z- k( x" T% D4 Y& sPARACHUTE a device used or intended to be used to retard the fall of a body or object through the air . k& A, G' z9 t2 K) O9 @PART Precision Approach Radar 5 h _5 g4 l8 R/ k2 m PAST STATUS WORDS Status words that are logically combined over time (such as "and "ing or "or "ing) to provide history of what has been set in the past ' o j# I' a B% L- d PATH INTEGRAL GAIN (KINT) A guidance control law parameter, generated by the lateral guidance modes;

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52#
发表于 2008-12-30 03:23:08 |只看该作者
PATH INTEGRAL LIMIT (INTLIM) A guidance control law parameter, generated by the lateral guidance modes; Typical Units: rad; ( U `- \! ^' t0 L" o$ B. X5 }6 X ` PATH INTEGRAL VALUE (INTVAL) A guidance control law parameter, generated by the lateral guidance modes; Typical Units: ft; Dimensions: Length 5 n% V. Y* b1 k, E$ V) oPAX Passenger (s) " [, r) q/ i9 H. j5 u9 ^$ l PAYLOAD WITH FULL FUEL Useful Load - (minus) Usable Fuel , c" P, H: X3 t7 b) C% f PBH Power by the Hour. (Rolls Royce engines) - v% D! s* }$ y PBIT Periodic built-in-test ) d6 N# P' \) H& r5 {; l& L& } PC Positive Control. (Trade name for Mooney Aircraft wing leveler) 8 t+ A% L7 ]: Y8 d# [* l- v- X' xPCL Pilot Controlled Lighting (RWY Lights operated by Microphone) ! S! u2 S4 z# P' j7 U+ nPCM Pulse Code Modulation. A modified FM signal used in high end radios. The signal is coded by the transmitter, resulting in a cleaner signal. 1 o6 m: F% v1 |; Q2 d/ B4 NPEAK This is the point at which a battery will no longer accept a charge, and converts the energy to heat. This is damaging to the battery pack, and potent... ) y7 L7 N5 c, R: b1 n PEAK CHARGER This type of charger will eliminate the guesswork. When the battery has reached peak, the charger reverts to a maintenance charge rate, which will not... # n1 X) Y1 y+ J PEAK POWER OUTPUT The maximum transmitter power output measured over a short time; usually used to rate pulse transmissions. ' b. y; C, g9 |, P' u4 JPED Personal Electronic Devices (e.g. Walkman, Handy etc.) ; `8 C2 a( C! t! |6 G" F- a/ r! Z' x+ iPEDAL A flight control operated by pushing with feet, primarily to control yaw via the rudder in fixed-wing aircraft or thrust to tail rotor in rotary-wing ... - ]1 X- h, G4 s* I+ m7 MPEP Peak envelope power. A standard electronic rating of any AC source, including a radio transmitter / ?% h! P4 b* A* _ PERFECTOS RAF airborne radar used to home on the IFF equipment carried by the German night fighters. & b/ j; U( V2 ]$ UPERIOD Time of a periodic process; 1/f where f is the sampling frequency; Symbols: T; Typical Units: s; Dimensions: Time. . i* K1 x/ ~: s. B) w' BPERIODIC A process that executes at a fixed rate; Compare: a periodic; W! l# n8 }5 M1 y& f PERIODIC BUILT-IN-TEST (PBIT) Self tests running internal to a device as part of normal operation; Compare: initiated built-in-test; 0 u; b, {+ _# U% D# z ` PERSON an individual, firm, partnership, corporation, company, association, joint-stock association, or governmental entity. It includes a trustee, receiver,... 1 h% d0 V; N I5 |6 ]* iPERSONNEL LOCATING SYSTEM (PLS) A basic guidance mode, providing lateral guidance to a PLS transmitter from range and bearing inputs. Equipment that determines range and bearing to a... 8 r& T" k" }0 m& f! G! {8 [* V) gPETAL Preliminary Euro control Trial Air/ground Data Link ' N& |6 z4 T6 a L) D$ C$ v3 q PFCS Primary flight control system ' F+ X; I8 |( W9 _5 t! K PFF PATHFINDER FORCE. Small group of aircraft which, after finding the target, put down flares to guide the following bombers. 3 Z+ C' U0 m: B1 l) VPGL Parlamentarische Gruppe fìr Luftfahrt

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53#
发表于 2008-12-30 03:23:15 |只看该作者
PHYSICAL DEVICE A piece of equipment, a subsystem; Synonyms: device ; g. G3 M$ a% c2 V) @( \ PIC Pilot in Command , ^. O7 j: ~+ J8 U" @* C PILOT DEVIATION (PD) The actions of a pilot which result in the violation of a Federal Aviation Regulation (FAR) or a North American Aerospace Defense Command (NORAD) Air ... ) Q+ H6 g0 C8 p7 ]2 D: T$ wPILOT IN COMMAND (PIC) The pilot responsible for the operation and safety of an aircraft during flight time. 5 o: A" a) o5 C, m* J/ a5 O! K" sPILOTAGE Navigation by visual reference to landmarks. ) }9 H7 U5 e; F PILOTED LIMULATION Real-time engineering simulation 4 `- i' ]: O2 @8 u+ C7 |' ^+ ] PIPERACK British airborne jamming device ; c1 A" _7 O1 {PIREP Pilot (weather) Report + O5 C+ ~+ H' _6 [6 S" O PITCH Describes the fore and aft attitude of the aircraft. (Nose high or low in comparison to the ground.) Controlled by the elevator (s). . I* N# X( f+ pPITCH AXIS The airplane axis controlled by the elevator. Pitch is illustrated by holding the airplane at each wingtip. Raising or lowering the nose is the pitch ... 3 q% [6 H3 w- X/ JPITCH CUE Flight director cue to control pitch; in fixed-wing aircraft, a yoke cue; in rotary-wing aircraft, a longitudinal cyclic cue * R% w$ u- n$ S4 e! `3 f+ H* s PITCH RATE Rate of change of pitch; time derivative of pitch; Symbols: p; Symbols: theta dot; Typical Units: rad/s, deg/s; Dimensions: 1/Time; 2 {/ @6 r# A' q; w5 J$ N PITCH SETTING the propeller blade setting as determined by the blade angle measured in a manner, and at a radius, specified by the instruction manual for the propel... ( d! L" h) K, F# s+ C: Z3 I1 a, WPITOT PRESSURE Total pressure ; A! Y9 ~1 h# o$ ^ PLS Personnel Locating System 8 y; z; O( @* X( U( O* ^4 Q PLY Plywood 1 o* f* @$ }& M: |2 ZPNR Prior Notice Required , U. l( o; L5 l% p PNT Paint ! E1 @" ?( }% I2 Z+ f- T3 O POB Persons on Board 1 n: z$ d' s0 Y+ c& s0 tPONTOONS See Floats. 4 N/ p1 z% r! B. R- _, e l" b8 y PORT Nautical usage adopted in aviation. The left side, as determined by an observer in the vehicle, when vehicle and observer are right side up, and obser... " D! o' h3 E4 v+ E3 \; e+ B; b POSITION Location, usually in fixed earth coordinates such latitude and longitude; location, either scalar or vector, often with subscripts such as ENU or XYZ ... $ s) j, ^& R% h# j% {5 e POSITION UPDATE To cause navigation sensors, devices, or algorithms to reset position to value known to be more accurate due to inaccuracies and drift in the devices ... , ]0 Y( j" K: A, Z; f' o! R! U$ ? POSITIVE CONTROL The separation of all air traffic within designated airspace by air traffic control. ( L% m) m/ a' j8 T: aPOST KLYSTRON German jamming device to counter H2S 2 R( P4 o' l: CPOWER PANEL 12-volt distribution panel that provides correct voltage for accessories like glow-plug clips, fuel pumps and electric starters. Usually mounted on a ... % N. L0 I2 J9 C, r; A. }PP(L) Private Pilots License (general) 7 ?, I8 {) b8 S! i( S9 P K PPL A Private Pilots License Airplane

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54#
发表于 2008-12-30 03:23:24 |只看该作者
PPL H Private Pilots License Helicopter 6 a N( v1 D$ Q8 D u k1 ^PPL/IR Association of PPL holders with Instrument Rating , y( ^. G, L( {9 M- |5 l PPM Pulse Position Modulation. Another term for FM. 4 N: I( C0 `! y: s( E* V# U PPO Parts Per Million ' d6 l6 p. e, J2 YPPP Public Private Partnership # p$ A" X# o, D5 K$ ?* U; gPPR Prior Permission Required 0 ?* Y" {. O$ `4 `1 g PRC Performance Review Commission (Euro control) . r/ R4 y3 T2 J2 hPRECISION Measure of exactness, possibly expressed in number of digits, for example, computed to the nearest millimeter; Compare: accuracy & Y' f# |: w4 t" lPRECISION APPROACH PROCEDURE means a standard instrument approach procedure in which an electronic glide slope is provided, such as ILS and PAR. " j Z2 l6 {7 V' f; ]PRESENT STATUS WORDS Most recently reported status words ! C) I. p2 P V7 zPRESSURE Barometric pressure , V4 t% x" v5 N+ @2 BPRESSURE ALTITUDE Barometric altitude 2 ?6 C: R7 M' b" C9 K1 p PREVENTIVE MAINTENANCE means simple or minor preservation operations and the replacement of small standard parts not involving complex assembly operations. Prohibited area. ... 1 ^, I* v- Q/ `5 m3 |. e9 L T PRIMARY FLIGHT CONTROL SYSTEM(PFCS) The most basic part of the flight controls operated by a pilot, including wheel (fixed wing), yoke (fixed wing), cyclic (rotary wing), pedals (fixed w... X5 @9 P+ `( S4 ~# {( s# ]PRIMARY UNITS A standard set of four units to which all units can be resolved; primary units are Mass (M), Length (L), Time (theta), and Temperature (T); for exampl... 3 O& {" `6 w* U$ ~4 Y PRIME RADIUS OF CURVATURE Radius of the earth in the east/west direction at a given position; Synonyms: earth radius east/west; Symbols: rho sub P; Typical Units: ft; Dimension... 8 H) ^$ }. ^0 w# @7 H3 L PRK Photo Refractory Keratomy (eye surgery) ( k4 f; v* ~0 ^* @PRNAV Precision RNAV (RNP-1 or less compliant) ) \. _+ @( ^, Y9 k" _PROP BALANCER Device designed to aid in the balancing of aircraft airplane propellers. * e% z5 Y6 E ?4 }0 M" d4 r. g7 I PROPELLER means a device for propelling an aircraft that has blades on an engine-driven shaft and that, when rotated, produces by its action on the air, a thrus... @1 y) K; N3 G$ h7 E! DPRR Performance Review Report # {: h, h" q0 @: g: }9 Y+ EPSG Program Steering Group 4 @1 b5 C- g/ l0 H# E( {% DPSI Pounds per square inch. + m# c) L7 c [5 z! ^4 @ PSIA Pounds per square inch : I# p2 n2 p8 T PT Procedure Turn

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55#
发表于 2008-12-30 03:23:32 |只看该作者
PTT Push-to-talk (switch) " p* r! E. M1 ?) _* F; IPULL-PULL A linkage set up using two rods or wires. One is pulled for one direction, the other is pulled for the other. 9 I2 x- _9 R8 P7 Q2 s [ PULSE A transmission of very brief duration used to carry information by using time measurement or as a series of pulses representing code. ) j- x! A, }' A# e1 L PUSH-PULL A linkage set up using two rods. One rod pushes, while the other pulls. - D" F4 E: W0 x+ w PVT Private (pilot certificate) 8 _9 n( G3 x+ |1 h4 o! N, g PW Pratt / p9 y, j8 v% L# G5 T6 C, { QDM (Q-Code) for Homing Track to a Station ' \. a# h4 _) x" Z' z QDR private ) r4 ~& B7 n& xQFE (Q-Code) for Air Pressure in hPa on Ground (airport elevation) - F' {, g m K2 @: n9 [ QGO (Q-Code) for Airport Closed # m4 W6 _# ]1 @ J! P9 cQNH (Q-Code) for Air Pressure in hPa calculated to MSL # R& I+ G7 u5 u2 OQUAMGO Quasi-Monopoly Government Organization . u2 ?" Y$ i& o6 {+ I8 K+ \ QUATERNION A system of representing attitude by measuring angle of aircraft center line with respect to three orthogonal axes plus rotation about centerline; qua... ( E; b7 E4 V k% x3 `R Rating 0 Y' m4 L/ Y- z0 O R Research and Development 8 T/ L. F! [, g. T8 eRA (1) Radio altitude; (2) Resolution advisory (TCAS) $ _: I; n% s; F RADAL Radio Altimeter + y5 E9 S7 t, O. b RADALT Radar Altimeter. 1 ~; {, t& o/ w8 [" X |6 S O RADAR On-board weather radar. + ?6 }7 l2 y3 W& T% s' sRADAR ALTIMETER Device that senses aircraft`s height above the terrain. Different from normal (barometric) altimeter. ( e1 Q* M9 O/ t5 c0 N5 ?5 wRADAR ALTIMETER (RADALT) Measures height above terrain. The altitude is monitored to provide a low altitude warning during TF operations and landing operations. It can also be... 7 Q. x. |3 b( j RADAR ALTITUDE Height with respect to the terrain below (distance above closest dirt); Synonyms: above ground level; Symbols: h sub r; Typical Units: ft; Dimensions:... " H/ o/ u+ v- z' l5 w- HRADAR ALTITUDE SELECT (RALTSEL) A basic guidance mode, providing vertical guidance to an operator selected radar altitude; : u2 }* o& s$ I% tRADAR APPROACH CONTROL FACILITY(RAPCON) A terminal ATC facility that uses radar and non radar capabilities to provide approach control services to aircraft arriving, departing, or transiting... ; J0 I9 b" O4 y K: U RADIAL ERROR PROBABILITY (REP) A probability that a percentage of one-dimension measurements will lie on a radial (line) of given length, with the origin centered at truth or mean o...

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56#
发表于 2008-12-30 03:23:38 |只看该作者
RADIO MAGNETIC INDICATOR (RMI) An ADF-like display with a pair of pointers which might be attached to either VOR or ADF receivers ! d% v$ R7 C6 k! x1 K3 ?RADIO NAVIGATION Navigation relative to radio station, providing, for example, of relative bearing, range, lateral deviation, and glide slope; Examples include VOR, TA... ; a# v" F' m( b& |( ?, \, ?! ZRADOME A detachable nose cone made of plastic-type material, used to cover and protect an airplane`s radar antenna. & n, P& P1 b! v) e/ q+ J RAF Resolution Advisory (TCAS) ; U2 ^" _8 w( K5 A6 l4 ` RAIL runway alignment indicator light system. ; F' X8 N: D$ R: X; h RAIM Receiver autonomous integrity monitoring (GPS) - h9 t1 ]5 a/ ^ H+ [. W: b' ]RALT SEL Radar altitude select m' i. e* [6 S, N9 iRAM Random Access Memory 6 o" F- L( {/ q$ n6 q# hRAMJET A type of jet engine with very few moving parts which consists of a specially shaped tube open at both ends. 1 T) e! ~" W9 `7 o: r5 I RAMP An airfield parking lot for aircraft. / }5 i! ~ E- ]- g( fRAMROD A tactical bombing mission with fighter escort 5 U% Z5 {3 f6 z0 y9 K RANGE (RNG) Standard aviation term Synonyms: distance; Symbols: r; Typical Units: ft, nmi - method of measurement dependent on use; Dimensions: Length; 4 [1 q" v4 q0 |% j$ C' ZRANGER Similar to Circus but usually a deep penetration operation ) j+ K# t# \1 V6 u$ J$ r3 }: j: z RANGING Act of determining a range 4 g6 ^" Z! x( J p( X' w( p0 ~7 h RATE LIMITER A filter that passes the input as the output, except that rate of change of the output is limited to a maximum absolute value; Compare: limiter; * F: [7 Q& s* N5 Q5 i# |4 WRATE OF CLIMB (ROC) The speed at which an aircraft is gaining (or losing) altitude, usually measured in hundreds or thousands of FPM. ( H9 q% T, x. p) F/ O. x0 m- n RATE OF ROLL A measure of the speed with which an airplane can turn around its long axis, or roll. ) F, }0 h4 Q3 b1 `! b' ARATED 2 1/2 -MINUTE OEI POWER with respect to rotorcraft turbine engines, means the approved brake horsepower developed under static conditions at specified altitudes and temperatu...

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57#
发表于 2008-12-30 03:23:46 |只看该作者
RATED 30-MINUTE OEI POWER with respect to rotorcraft turbine engines, means the approved brake horsepower developed under static conditions at specified altitudes and temperatu... 6 p R0 \+ o4 X3 ZRATED CONTINUOUS OEI POWER with respect to rotorcraft turbine engines, means the approved brake horsepower developed under static conditions at specified altitudes and temperatu... 9 M+ a" c1 L% U8 R$ ?3 x RATED MAXIMUM CONTINUOUS AUGMENTEDTHRUST with respect to turbojet engine type certification, means the approved jet thrust that is developed statically or in flight, in standard atmosphere at... 3 b" [4 O& K1 |5 HRATED MAXIMUM CONTINUOUS POWER with respect to reciprocating, turbo propeller, and turbo shaft engines, means the approved brake horsepower that is developed statically or in flight... & M/ W7 \$ D6 ? RATED MAXIMUM CONTINUOUS THRUST with respect to turbojet engine type certification, means the approved jet thrust that is developed statically or in flight, in standard atmosphere at... , ~& j" h: }/ b4 t5 d RATED TAKEOFF AUGMENTED THRUST with respect to turbojet engine type certification, means the approved jet thrust that is developed statically under standard sea level conditions, wi... / T' f& r; Q/ m) v: N4 t3 T RATED TAKEOFF POWER with respect to reciprocating, turbo propeller, and turbo shaft engine type certification, means the approved brake horsepower that is developed stati... * d$ g0 P n. d' e" h& B RATED TAKEOFF THRUST with respect to turbojet engine type certification, means the approved jet thrust that is developed statically under standard sea level conditions, wi... - V1 j5 z! E3 q. U) P+ }! ZRATING means a statement that, as a part of a certificate, sets forth special conditions, privileges, or limitations $ o) x$ m* Q k1 j RAW Data taken directly from the sensor; Compare: derived, estimated, filtered, measured, selected, smoothed - h6 H, e: @6 |, O3 pRAYON ; Ground-based interference of KNICKEBEIN in night fighter control ( o E$ e5 M- w) G8 e1 p: MRAZZLE Phosphorous coated wooden strips transported in water Razzles were designed to fire crops and forests but with negligible effect. 1 ]2 i2 z- s% Y% x# x% `: f4 ` RB Relative Bearing (NAV) 6 w% w8 {( i; c- r RBAS Receiver Based Augmentation System (DGNSS/DGPS) - d. Y1 Q) O3 HRBN radio beacon. 3 B5 _7 M1 z1 U" _: S1 K RCA Avionics mfr.

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58#
发表于 2008-12-30 03:23:53 |只看该作者
RCLM runway centerline marking. * W3 B& y& n+ n5 ` L9 W RCLS runway centerline light system. " J; j. n0 L$ I ^+ H RCU Radio control unit. - X, e7 B/ v# D% K( G/ hRDF Radio Direction Finding. A name first used for what became Radar 4 V* @( M' [$ m1 j RDX Powerful explosive first used in the Barnes Wallis bouncing bomb 8 D+ h L3 P4 ]0 L/ D6 T REA Recommended Crossing Altitude 2 i8 D3 t A$ _& t3 k& @2 w REAL TIME Time in a computational process which runs at the same rate as a physical process; for example, algorithms designed to run a fixed period t (filter ti... " u6 m$ F: v( }9 z5 Y. b2 T REAL-TIME ENGINEERING SIMULATION(RTES) A simulator designed to test avionics algorithms with a pilot in the loop, consisting of a simulated cockpit, an aircraft model, sensor models, and al... $ }, @7 ^5 o- C) YREASONABLENESS A test to determine if data is reasonable, for example, radar altitude must be positive, and two devices should return similar data within known limit... * F2 M3 j7 t& Q% Y$ H! [ REBECCA The airborne interrogator end of a two-part system using a ground beacon called EUREKA. Designed as a homing system for the identification of ground f... 5 o( X3 t- H9 c1 uRECEIVE To absorb rf energy 0 T7 q0 ^ L" }5 v3 w$ |& E" zRECEIVER (RX) The radio unit in the airplane which receives the transmitter signal and relays the control to the servos. This is somewhat similar to the radio you m... 5 }/ _8 a* V4 h$ W; w REDLINE For a given airplane, the airspeed above which it is unsafe to fly. Redlining the plane may over stress or even damage structural elements in the plan... 9 ]1 D( b" }' X$ V7 W REFACC Reference acceleration # e0 v! j( k8 K- e2 \ JREFERENCE What must be achieved in order to match a plan; Synonyms: desired; 2 S% `' T2 ]3 u/ l L, Q& Z& o3 `REFERENCE ACCELERATION (REFACC) A guidance control law parameter, generated by the longitudinal guidance modes; Typical Units: ft/s-squared, g; Dimensions: Length / Time-squared 6 O) b9 `& H& {, i$ t REFERENCE ACCELERATION GAIN(KLA) A guidance control law parameter, generated by the longitudinal guidance modes; Typical Units: s; Dimensions: Time. 2 u! [3 Y9 r7 p6 v REFLEX If a wing has an airfoil that curves down from the high point, and then curves back up, it`s said to be "reflexed". Reflex is the size of that reverse... & @0 y* I( c& n- v( S+ N5 Y% I6 J7 u: I REIL Runway End Identifier Lights

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59#
发表于 2008-12-30 03:23:59 |只看该作者
REJECT To disallow a position update, usually by an operator; Compare: accept 6 X/ ]) d8 W: l" X4 B. T' O' o: _ RELATIVE Applies to measurements, in a non-standard, moving reference, as opposed to fixed reference; Compare: absolute; 1 X0 j6 H! J7 {0 O5 g0 c# lRELATIVE BEARING Angle from aircraft center line to bearing of the destination; Symbols: B sub R; Typical Units: rad, deg; 6 X& ]& J+ U5 p7 L) @) v# ? REMOTE TERMINAL (RT) Term defining role of a device on a MIL-STD-1553 bus as being a slave; Compare: bus controller; 0 j" d+ t* G& E' ^REMOTE TERMINAL UNIT Signal Data Converter; ! Q5 C0 q% W2 j/ y4 m7 \0 ] RENDEZVOUS To meet with another aircraft in the air, for refueling or other mission objectives 3 E" a7 { L8 ]' f5 o RENDEZVOUS APPROACH To approach a planned rendezvous point # V& l$ O5 A u: }9 \4 q1 A REP Radial error probability 1 ^3 C _) e( }4 W3 Z3 E+ Q$ S7 | REPORTED Data from a device : J6 U. G- ]0 u$ H# U# N REPORTING POINT means a geographical location in relation to which the position of an aircraft is reported. Restricted area. A restricted area is airspace designated ... $ M. h( H# U: f' Y; f; p6 rRESONANCE This is the vibration frequency of a rotating or moving object. When the resonance of many parts of a machine are in synch, the whole machine will vib... 5 Q3 Y2 E5 W" S0 X$ U& JRETRACT SERVO Specifically used for mechanical retracts. It is a non-proportional servo which only moves 180 degrees. That is to say this servo is either "off" (gea... 8 Z7 ^* O. f" n D* N* H RETRACTS Short for retractable landing gear. Wheels and struts that fold up into the airplane to get them out of the air stream and present less resistance to ... 6 Q9 ~5 \$ W4 ^+ Y+ F% W4 {REVENUE Pertaining to activities for which remuneration is received by the carrier. : H( x: {7 F5 A' Q( E! b REVERSERS System for braking aircraft during landing roll. " _* Z0 O: A$ J+ B$ ]" T- URF Radio Frequency 3 F. f# C/ |1 cRFI Request For Improvement Message (slot) , a7 l4 Q& ^4 _. ~: K: ? RFP Reglement ìber die Ausweise fìr das Flugpersonal - e/ `! |( u4 C- ?/ j, C- K+ {& y RFU Radio frequency unit. # {! `. ]9 z6 ^! I: U* D# } RG Retractable landing gear. : e0 j& m T, [ RH Right-hand 6 [' e9 m, A7 w3 c RHUBARB Low-level tactical operation from cloud cover.

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60#
发表于 2008-12-30 03:24:07 |只看该作者
RIA Regulatory Impact Assessment ! B6 [9 T' z) m/ i: zRIGHT THRUST Right yaw angle of the engine relative to the centerline of the airplane. Right thrust helps overcome the normal yaw tendency caused by the torque of ... * Q3 B( y, c$ a1 k. wRIMS Remote Integrity Monitoring Station (?) 4 Z8 c/ h' \5 {5 y RING-LASER GYRO (RLG) A gyroscope based on a laser beam instead of a rotating mass, providing to same data as a gyroscope; % }" R! Q K# x e- {9 fRINGED An engine which uses a piston with a piston ring. Compare to ABC or ABN. Best used in dusty environments, a ringed engine is less susceptible to damag... - S/ f! L) S9 f+ x. o" x! ^: ] RLG Ring-laser gyro 1 H, {* ]3 P* K% h8 b: G& ~: R# LRM Regional Meeting ( k( ~1 I( h7 }% x' L5 C& O6 r RMI Radio Magnetic Indicator 7 [+ e" s5 L& Q& h) T0 @/ v RMK Remark (s) / D! K. [8 m: u% ?; x RMS Root mean square; 4 @9 g$ U/ @/ z0 M5 R0 p8 }1 l7 h+ [ RNAV Area navigation device. / [( z6 K; C# l( k0 `7 r( T RNAV WAY POINT (W/P) a predetermined geographical position used for route or instrument approach definition or progress reporting purposes that is defined relative to a VO... 8 u; I/ B. f# `) B( q8 k0 E RNG Range ! w0 D3 s& C) a RNP Required navigation performance. $ a8 b& B% w& E# k0 a RNP-N Area Navigation ; d& e) Q( r: v' E- t2 U( n2 ^9 D4 b RNSS Radio Navigation Satellite Services 6 t2 Z6 |& L$ e4 l6 d6 _' @6 o. q ROADSTEAD Anti-shipping strike by fighters. Codenamed ROVER in Coastal Command. 3 e; T( `) j) g; x% ZROC Rate of Climb m" d* A. ^" s. {1 bROCKET an aircraft propelled by ejected expanding gases generated in the engine from self-contained propellants and not dependent on the intake of outside su... & S- }* k) d9 W, G5 n6 sRODEO A general fighter sweep over occupied territory. % U: A. v& l# O0 D$ b HRODERICH German jamming device to counter H2S / E: Q! Q3 |+ j2 W F4 S* ]ROLL AXIS The airplane axis controlled by the ailerons. Roll is illustrated by holding the airplane by the nose and tail. Dropping either wingtip is the roll mo... # X3 I9 [8 f3 t9 m0 l/ b! O ROLL CUE Flight director cue to control roll; in fixed-wing aircraft, a wheel cue; in rotary-wing aircraft, a lateral cyclic cue # p* C) D4 r' i. R8 Y ROLL RATE Rate of change of roll; time derivative of roll; Symbols: q; Symbols: phi dot; Typical Units: rad/s, deg/s; Dimensions: 1/Time; ! N+ ]. u" I$ T3 [ROM Read-only memory.

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