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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 2 i* K) S; x0 dOPERATE 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... $ w) s' k! j9 mOPERATIONAL CONTROL with respect to a flight, means the exercise of authority over initiating, conducting or terminating a flight. % x; @5 g) e" e& XOPERATIONAL DEVIATION (OD) An occurrence where applicable separation minima, as referenced in the operational error definition below were maintained, but: (1) less than the appl... 2 W6 a4 d$ }! HOPERATIONAL 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 ... - Q* V0 p. n3 w& V# H* Z1 A OPERATIONS How well is equipment operating; Values: operational (all function and data is available), degraded (equipment has partially failed with some function... - i; I( }$ i# q$ R1 oOPS Operations (or Operating hours) 2 B5 L4 I/ M D! z% QOPTICAL DIGITIZER Any device using a photo sensor that can convert analog information to digital code / J+ q: n! _6 [ ORD Operational Requirements Document , M% r1 x8 @$ C4 rORIENTATION Direction in reference to a coordinate frame - p0 c7 w$ u8 n vOUT Operational Training Unit % a4 {7 ^0 D5 S: S OUTER MARKER Marker beacon located 5-7mi from the end of the runway; See Also: marker beacon 1 {8 C# U; G- Q3 |9 e0 W; M OUTSIDE AIR TEMPERATURE (OAT) The temperature just outside the aircraft; Symbols: T; Typical Units: deg; Dimensions: Temperature ; _/ J3 h! R+ ~& a- X) EOVER-THE-TOP above the layer of clouds or other obscuring phenomena forming the ceiling , d' L& o) p& z. ?! a OVERIDE To alter selection made automatically by software 7 Q7 | J9 i4 r3 N) R1 W1 QOVERSEAS 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... + d" D6 q% C/ o; r$ v/ ~4 {2 y OVERSEAS 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... , m! W$ m! I& y6 g& B4 a OXY Oxygen system for passengers and crew % p9 t0 S, Q* j* C( m# k$ f P/P per person, per passenger 6 j9 }" ^2 b1 z PAN-PAN The international radio-telephony urgency signal. When repeated three times, indicates uncertainty or alert followed by the nature of the urgency. " K6 q/ }. \' ]8 l- `/ a4 ^ n/ Q( s: m PANS Procedures for Air Navigation Services (ICAO) % g' D. @# ]3 G! _$ b( W6 [( LPAPI Precision Approach Path Indicator " b+ y; O6 K# Z2 N( `$ ` PAR Precision Approach Radar - a ground-radar based instrument approach which provides both horizontal and vertical guidance ; ~! g4 `" Z6 }: E: D0 @ PARACHUTE a device used or intended to be used to retard the fall of a body or object through the air $ H8 q; |* _) `: {7 P& p% WPART Precision Approach Radar # [: P% s0 m7 ~; \8 s$ r2 HPAST 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 ( k8 ^7 n7 q7 q' Z( o5 x* t 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; # W d* l4 z* z' Y y7 V. L1 FPATH INTEGRAL VALUE (INTVAL) A guidance control law parameter, generated by the lateral guidance modes; Typical Units: ft; Dimensions: Length ; D F/ Q6 Z/ c# L* M1 xPAX Passenger (s) ; |% B" T, d8 j! vPAYLOAD WITH FULL FUEL Useful Load - (minus) Usable Fuel & U( w& \% o$ L' V' xPBH Power by the Hour. (Rolls Royce engines) . ?% d# e$ B1 h, u5 V/ E; kPBIT Periodic built-in-test # |4 i8 O& `; k4 [" v- x3 u! e6 D PC Positive Control. (Trade name for Mooney Aircraft wing leveler) % I! B1 m* c b- s( \6 N5 CPCL Pilot Controlled Lighting (RWY Lights operated by Microphone) , m) I* ?) _, q4 Y: {8 U; o9 J lPCM Pulse Code Modulation. A modified FM signal used in high end radios. The signal is coded by the transmitter, resulting in a cleaner signal. # w0 U9 C0 n; v- m+ v1 VPEAK 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... $ w6 W' M4 Q5 h/ aPEAK 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... 1 V- H: ^4 E( V! L7 n PEAK POWER OUTPUT The maximum transmitter power output measured over a short time; usually used to rate pulse transmissions. $ G6 x5 S* H& `: R" F/ bPED Personal Electronic Devices (e.g. Walkman, Handy etc.) + _6 x$ G Z4 f+ U9 y PEDAL 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 ... 2 ]- j S' R/ wPEP Peak envelope power. A standard electronic rating of any AC source, including a radio transmitter / |$ h6 z$ T% a1 W5 e" U1 TPERFECTOS RAF airborne radar used to home on the IFF equipment carried by the German night fighters. 8 B1 Z# N' n6 V/ Z$ z# w) t L: H PERIOD Time of a periodic process; 1/f where f is the sampling frequency; Symbols: T; Typical Units: s; Dimensions: Time. 8 j: E: P# L. m% S PERIODIC A process that executes at a fixed rate; Compare: a periodic; , Q/ D5 w( [8 ^8 h3 R% s7 n; N0 J) KPERIODIC BUILT-IN-TEST (PBIT) Self tests running internal to a device as part of normal operation; Compare: initiated built-in-test; ) }: q' _9 |: l& j, d8 b* Z PERSON an individual, firm, partnership, corporation, company, association, joint-stock association, or governmental entity. It includes a trustee, receiver,... 1 B. M1 n9 J2 a' c. l0 EPERSONNEL 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... ; f( v( J3 s, e PETAL Preliminary Euro control Trial Air/ground Data Link . z$ [% h' ^: k( J# H; B; N: \PFCS Primary flight control system g0 i; \- l$ z/ g- L, VPFF PATHFINDER FORCE. Small group of aircraft which, after finding the target, put down flares to guide the following bombers. 1 V, B* x' k f* [+ r- z PGL 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 . O# b9 n" c9 e; u9 kPIC Pilot in Command A3 T, N4 }# R; H* UPILOT 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 ... # M- H/ l/ |: ^" }2 }8 M4 y# N: l PILOT IN COMMAND (PIC) The pilot responsible for the operation and safety of an aircraft during flight time. 4 _6 E" g. k z: _+ T, Z& ~7 m PILOTAGE Navigation by visual reference to landmarks. 4 ?- @# P, r: H9 ~PILOTED LIMULATION Real-time engineering simulation # |$ U* e9 w1 J5 w9 [- GPIPERACK British airborne jamming device ! @) M- m! a4 I. hPIREP Pilot (weather) Report 1 B# Z1 t) [# L. i) x7 X9 QPITCH Describes the fore and aft attitude of the aircraft. (Nose high or low in comparison to the ground.) Controlled by the elevator (s). ' c6 b* \! J6 e$ I8 C- d PITCH 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 ... 4 a- z5 {% z+ R j5 F1 r2 I" s6 J- i6 KPITCH CUE Flight director cue to control pitch; in fixed-wing aircraft, a yoke cue; in rotary-wing aircraft, a longitudinal cyclic cue ) F4 l9 @/ J; `5 x, p% b+ B2 hPITCH RATE Rate of change of pitch; time derivative of pitch; Symbols: p; Symbols: theta dot; Typical Units: rad/s, deg/s; Dimensions: 1/Time; 1 k' K6 O1 r3 y' o1 _9 IPITCH 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... " n3 @; ^. U2 b, s PITOT PRESSURE Total pressure 8 B" K2 `5 y4 \ _0 [ PLS Personnel Locating System 5 k/ z8 w- e% J/ a2 T) nPLY Plywood 0 W# w4 i) R0 G, P- W PNR Prior Notice Required . X8 H) _, ?6 x1 Y, CPNT Paint ( @0 U% P! ~8 y$ t' }- |1 X5 K POB Persons on Board ' Y$ [. F/ _2 K! m PONTOONS See Floats. ' W+ W% ~; U& b% ^' g, l( I 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... : A" t0 a0 g- `/ f% C4 o$ X! n; SPOSITION Location, usually in fixed earth coordinates such latitude and longitude; location, either scalar or vector, often with subscripts such as ENU or XYZ ... 9 @( ~8 e3 T9 u* F# v- I \ 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 ... . C$ B- f& p; F$ [ POSITIVE CONTROL The separation of all air traffic within designated airspace by air traffic control. ; z0 V! Z# v! b: _7 c1 iPOST KLYSTRON German jamming device to counter H2S ; o9 E6 Z, D3 s8 C+ xPOWER PANEL 12-volt distribution panel that provides correct voltage for accessories like glow-plug clips, fuel pumps and electric starters. Usually mounted on a ... / x; t5 R- [4 U# W5 kPP(L) Private Pilots License (general) # k9 E( }1 r8 H7 H" m 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 7 x0 ?( S7 Y" a# NPPL/IR Association of PPL holders with Instrument Rating 0 a. p, l, B/ ]& w" I PPM Pulse Position Modulation. Another term for FM. ! |: [) m: p2 k& ?2 G9 Z4 j/ ?" iPPO Parts Per Million - Y' ~7 v7 f/ s( H- P% |6 `PPP Public Private Partnership % B* e: T8 `& I6 tPPR Prior Permission Required $ c1 i( d! B& |. `* T# B: s" WPRC Performance Review Commission (Euro control) p0 z3 R) h, ? e. V4 g% h6 R PRECISION Measure of exactness, possibly expressed in number of digits, for example, computed to the nearest millimeter; Compare: accuracy $ C5 y" ^. n h# ^2 U% ~& `/ A& ~ PRECISION APPROACH PROCEDURE means a standard instrument approach procedure in which an electronic glide slope is provided, such as ILS and PAR. 6 G2 c8 D. N5 K4 n! L* g! n$ OPRESENT STATUS WORDS Most recently reported status words ' T( ?8 @6 `3 |PRESSURE Barometric pressure % {( X$ Q$ Y6 k7 a PRESSURE ALTITUDE Barometric altitude 1 ]5 f7 u9 w, M/ D, v* g6 Y PREVENTIVE MAINTENANCE means simple or minor preservation operations and the replacement of small standard parts not involving complex assembly operations. Prohibited area. ... : s+ P+ H' ^- V0 s 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... 9 }! x2 t! A' `3 W& D1 I) ` 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... ' C- B4 ]9 h- Q7 P3 ?+ t( o! T0 S 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... ( f( e" a9 z; EPRK Photo Refractory Keratomy (eye surgery) . ]0 O. a1 [5 B1 c. C# ?6 PPRNAV Precision RNAV (RNP-1 or less compliant) + p* o% p8 Y2 H Q/ ^PROP BALANCER Device designed to aid in the balancing of aircraft airplane propellers. , L8 ?. F' @+ ~- ePROPELLER 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... ' r! n$ m5 r6 p* S2 |9 t# i. | PRR Performance Review Report 9 z/ q2 v+ U, `5 Q" j( XPSG Program Steering Group + C3 \. d+ H$ N9 J PSI Pounds per square inch. + e/ `' ]0 ]8 ?9 a# r2 y PSIA Pounds per square inch 8 L: }( J: o+ O: y$ i+ x x1 ?: m 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) N- D3 K. S8 F% f- qPULL-PULL A linkage set up using two rods or wires. One is pulled for one direction, the other is pulled for the other. 3 u/ g( ^0 L$ D PULSE A transmission of very brief duration used to carry information by using time measurement or as a series of pulses representing code. 9 o4 p8 f0 `' T& u1 S9 Y PUSH-PULL A linkage set up using two rods. One rod pushes, while the other pulls. ; @) z: G8 F9 Y' I, T; M7 a7 u" nPVT Private (pilot certificate) ; Q0 q- n- t6 d! v PW Pratt 3 K. e: E7 a4 A. k$ z; J# xQDM (Q-Code) for Homing Track to a Station + u* p4 ~$ k; u QDR private 1 o1 V! `5 G L' d: |QFE (Q-Code) for Air Pressure in hPa on Ground (airport elevation) ' O: P. ~/ x% i QGO (Q-Code) for Airport Closed 1 H! S- g9 m3 c0 [2 O0 I QNH (Q-Code) for Air Pressure in hPa calculated to MSL * ~ ^6 F) c+ s t' b4 |) Z# ]/ Z QUAMGO Quasi-Monopoly Government Organization , H( @! }; R! ?; I3 O/ i QUATERNION A system of representing attitude by measuring angle of aircraft center line with respect to three orthogonal axes plus rotation about centerline; qua... 3 x r" F6 P4 [& M3 E- YR Rating 5 j6 _; ^, ]6 \9 J4 xR Research and Development ) I. Z' a+ d' N+ n1 g RA (1) Radio altitude; (2) Resolution advisory (TCAS) ' \! |4 D) q+ _* q4 P# y! {2 i RADAL Radio Altimeter # G ]: m3 X( S& f- ZRADALT Radar Altimeter. . r% b8 x$ C! M6 X, Y! [) _$ YRADAR On-board weather radar. ; R$ p# H" k# _* V* ^4 URADAR ALTIMETER Device that senses aircraft`s height above the terrain. Different from normal (barometric) altimeter. ! q/ `- o: _7 R) o2 s3 SRADAR 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... 9 P8 Q" \' d- o1 M' L 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:... * e, n7 Q: E- x/ ?3 rRADAR ALTITUDE SELECT (RALTSEL) A basic guidance mode, providing vertical guidance to an operator selected radar altitude; ( n. v s, ~, x/ h6 i0 |) c# m& W; C5 RRADAR 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... 2 D# o1 J+ i9 X6 X' l4 u1 cRADIAL 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 7 O6 `, z, v3 r& D2 X1 E RADIO NAVIGATION Navigation relative to radio station, providing, for example, of relative bearing, range, lateral deviation, and glide slope; Examples include VOR, TA... $ j& H+ P% _& F6 K; k RADOME A detachable nose cone made of plastic-type material, used to cover and protect an airplane`s radar antenna. ) N: {( I6 Q# c8 E5 S2 v RAF Resolution Advisory (TCAS) & w, Y) n5 f g4 ?# u& \RAIL runway alignment indicator light system. / l0 V* j% ]3 g7 p/ e# z* S RAIM Receiver autonomous integrity monitoring (GPS) 5 K. Y [. G4 r5 a; |RALT SEL Radar altitude select + \1 U3 l0 p5 B" Z. }5 e l I RAM Random Access Memory % w. j- ^ P# PRAMJET A type of jet engine with very few moving parts which consists of a specially shaped tube open at both ends. + M5 \, n0 E' h$ hRAMP An airfield parking lot for aircraft. " w8 |& N- U; g/ }$ b, D- x9 ]' NRAMROD A tactical bombing mission with fighter escort ' V0 A+ H3 T \7 m6 B& mRANGE (RNG) Standard aviation term Synonyms: distance; Symbols: r; Typical Units: ft, nmi - method of measurement dependent on use; Dimensions: Length; 9 P- i; l3 b- LRANGER Similar to Circus but usually a deep penetration operation 5 V4 G, ?3 ?4 P" \/ T; P7 { RANGING Act of determining a range % M9 u% _( S' D8 X2 v# X- rRATE 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; " \ L$ f! Y- m5 k* {6 B; HRATE OF CLIMB (ROC) The speed at which an aircraft is gaining (or losing) altitude, usually measured in hundreds or thousands of FPM. , ]# h, @1 c1 |3 A9 YRATE OF ROLL A measure of the speed with which an airplane can turn around its long axis, or roll. + S* |3 L' C3 _6 o3 n9 pRATED 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... ) F4 a9 x2 `! m4 G RATED CONTINUOUS OEI POWER with respect to rotorcraft turbine engines, means the approved brake horsepower developed under static conditions at specified altitudes and temperatu... 0 a1 @8 U' i$ U# I 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... t: p7 Y6 R& b RATED 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... ( h6 k4 ~ h" V7 q& L5 z 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... ( K! I9 D0 V5 l 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... 8 ~9 w1 Z; a* A. b5 X: X; }2 n RATED TAKEOFF POWER with respect to reciprocating, turbo propeller, and turbo shaft engine type certification, means the approved brake horsepower that is developed stati... * f6 I) u% m1 n& Y' R" 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... ' L& X' v! i w' jRATING means a statement that, as a part of a certificate, sets forth special conditions, privileges, or limitations + G5 [$ h6 ?( y9 S, |9 b6 ] RAW Data taken directly from the sensor; Compare: derived, estimated, filtered, measured, selected, smoothed 8 Y3 ^% l9 {" G9 G2 N+ QRAYON ; Ground-based interference of KNICKEBEIN in night fighter control 3 Z( N7 ~9 W9 ?2 C% T( i; \# k6 RRAZZLE Phosphorous coated wooden strips transported in water Razzles were designed to fire crops and forests but with negligible effect. 3 y& O2 z; X% J! q8 MRB Relative Bearing (NAV) * W! P, V2 ~% z" y- X RBAS Receiver Based Augmentation System (DGNSS/DGPS) 8 f4 C6 o+ s- ?. G$ GRBN radio beacon. . o k: `0 r2 q. c' g% h) l 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. - F! k5 Y' W5 T" H& x RCLS runway centerline light system. % D5 D: y9 D5 |. mRCU Radio control unit. : k1 l7 t% m- N6 d( WRDF Radio Direction Finding. A name first used for what became Radar 6 R7 a$ N* a. G; T RDX Powerful explosive first used in the Barnes Wallis bouncing bomb 4 m T R' Z8 P# M! M REA Recommended Crossing Altitude ; @" n; \: `- y 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... : ?7 [$ m2 G$ ]. A 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... 6 `" x' l a+ Y REASONABLENESS 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... 9 {6 ^5 }0 U) L) j4 ?. B2 a4 C9 \ 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... ; K ]3 [' ]2 [& j3 z RECEIVE To absorb rf energy 8 e1 w: j F; F3 ?( B& bRECEIVER (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... : ]9 d- | m! ] 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... 1 w5 K i2 r" `' S* PREFACC Reference acceleration 9 j& t/ o1 N6 A) u# v* e0 ^ REFERENCE What must be achieved in order to match a plan; Synonyms: desired; 5 w' I) @0 ]) i6 D- j2 Z/ PREFERENCE ACCELERATION (REFACC) A guidance control law parameter, generated by the longitudinal guidance modes; Typical Units: ft/s-squared, g; Dimensions: Length / Time-squared 2 ~7 j. A5 e2 V8 o' m% p# NREFERENCE ACCELERATION GAIN(KLA) A guidance control law parameter, generated by the longitudinal guidance modes; Typical Units: s; Dimensions: Time. 9 ?0 r6 ~3 O5 @- \, ^( P 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 V* F& b1 {+ m' KREIL 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 0 f8 P9 b( w( J6 A3 X/ Y8 Q/ ^; a! Q RELATIVE Applies to measurements, in a non-standard, moving reference, as opposed to fixed reference; Compare: absolute; ! z& u3 |- b6 k; D% @ RELATIVE BEARING Angle from aircraft center line to bearing of the destination; Symbols: B sub R; Typical Units: rad, deg; 1 h% a+ z6 _! p; `) {7 l REMOTE TERMINAL (RT) Term defining role of a device on a MIL-STD-1553 bus as being a slave; Compare: bus controller; . v+ T& a. N! D6 H0 p) ]$ sREMOTE TERMINAL UNIT Signal Data Converter; 1 I3 Z/ @9 `2 y- h/ X4 m RENDEZVOUS To meet with another aircraft in the air, for refueling or other mission objectives % `% i2 T8 L$ z; c4 t% Z M RENDEZVOUS APPROACH To approach a planned rendezvous point * t. o2 [6 l* J' I REP Radial error probability & a, P+ r, }7 N REPORTED Data from a device ) H9 t! P5 F& w6 d5 ~* sREPORTING POINT means a geographical location in relation to which the position of an aircraft is reported. Restricted area. A restricted area is airspace designated ... 8 a4 v0 G- v8 z: Z! m4 Q- e RESONANCE 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... 1 k+ ] T5 X* x T, Z' I$ sRETRACT 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... 1 `" L. a6 B+ gRETRACTS 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 ... ! N' D# R/ w: b( K; WREVENUE Pertaining to activities for which remuneration is received by the carrier. ' k2 i Y) Q6 @ Z! x REVERSERS System for braking aircraft during landing roll. ) W g8 V' V2 v& o& YRF Radio Frequency ) D8 K* o, T+ {8 YRFI Request For Improvement Message (slot) 8 k6 [- I$ k! ^6 r* a RFP Reglement ìber die Ausweise fìr das Flugpersonal 9 E! y0 q6 p4 x3 k! w* W+ h" \ RFU Radio frequency unit. . O! f' _5 v7 f0 k; eRG Retractable landing gear. , z; ^% b9 S' [" ?* Z/ \' ARH Right-hand . S; x& }& y% z) T$ V 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 3 P& d) J x) V) C/ C RIGHT 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 ... + Q* j {6 @6 j+ K) yRIMS Remote Integrity Monitoring Station (?) 7 H! I' L9 N6 D' u. U' I0 l) I8 H RING-LASER GYRO (RLG) A gyroscope based on a laser beam instead of a rotating mass, providing to same data as a gyroscope; ! F0 Z' n, v! J5 ^RINGED 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... % h# f8 c; p4 Z% z! x! g" I, Q9 aRLG Ring-laser gyro 1 p0 t# U, u8 r# ~! G5 | RM Regional Meeting 5 Q. E" h& N4 ~ RMI Radio Magnetic Indicator 0 g `& ~- q7 W* V+ v" ^6 l RMK Remark (s) 5 v( h4 b. v: p3 k RMS Root mean square; - r2 ]+ |" O6 S6 |7 K5 t RNAV Area navigation device. 9 [: n* M# ?2 K, U2 y$ F8 s2 S( ERNAV 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... ( H9 e. A7 C. P" Z: B RNG Range . D2 O. V8 y2 T5 N- s6 m. WRNP Required navigation performance. * O) R) W/ R1 Q" [ RNP-N Area Navigation , a8 E# U- f/ p3 \! @4 T- x7 nRNSS Radio Navigation Satellite Services " q5 E/ o+ r5 t% u ROADSTEAD Anti-shipping strike by fighters. Codenamed ROVER in Coastal Command. + R7 i, m4 I( k" m x# ?9 b6 \3 o ROC Rate of Climb ' p) P3 B }2 v4 |* R8 _ ROCKET an aircraft propelled by ejected expanding gases generated in the engine from self-contained propellants and not dependent on the intake of outside su... 5 Z" B' |0 c5 O. `. FRODEO A general fighter sweep over occupied territory. 9 s" C# i/ n4 R( E+ D4 z$ X" V6 x RODERICH German jamming device to counter H2S Z( k* y- e: Q 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... 5 L/ j0 X3 D! x* A5 t ROLL CUE Flight director cue to control roll; in fixed-wing aircraft, a wheel cue; in rotary-wing aircraft, a lateral cyclic cue ) K/ ~$ j- L: y5 w1 J: L( j 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; ' @# J R' I5 u6 U, SROM Read-only memory.

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