时间：2011-03-11 23:18来源：蓝天飞行翻译 作者：航空 点击：次
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N1 ---------------------RPM of low-pressure compressor, or fan N2 ---------------------RPM of high-pressure, or intermediate-pressure compressor N3 ---------------------RPM of high-pressure compressor on a triple-spool engine NAA ------------------National Aeronautical Association NACA ----------------National Advisory Committee for Aeronautics NAS ------------------National Aircraft Standards NAS ------------------National Airspace System NASA ----------------National Aeronautics and Space Administration NASP ----------------National Aerospace Plane NATA ----------------National Air Transportation Association, Inc. NATO ----------------North Atlantic Treaty Organization NAV ------------------Navigation NAVAID ------------Navigational Aid NAVWASS ---------Navigation and Weapon-Aiming Sub System NAWAU -------------National Aviation Weather Advisory Unit NBAA ----------------National Business Aircraft Association, Inc. NBC ------------------Nuclear-Biological-Chemical NC --------------------No Connection NC --------------------Normally Closed NC --------------------Numerical Control NCAR ----------------National Center for Atmospheric Research NCD ------------------No Computed Data NCU ------------------Navigation Computer Unit ND --------------------Navigation Display NDAA ----------------Non-Development Airlift Aircraft NDB(ADF) ----------Non-directional Beacon (Automatic Direction Finder) NDRO ---------------Non-Destructive Readout NDT ------------------Non-Destructive Testing NEG ------------------Negative NESDIS -------------National Environmental Satellite Data and Information Service Nf ---------------------RPM of free turbine NFDC ----------------National Flight Data Center NFDD ----------------National Flight Data Digest N-FET ---------------N-type conduction Field Effect Transistor NFH ------------------NATO Frigate Helicopter NGV ------------------Nozzle Guide Vanes NHC ------------------National Hurricane Center NMC -----------------National Meteorological Center N-MOS --------------N-Channel Metal Oxide Silicon Semiconductor NOAA ---------------National Oceanic and Atmospheric Administration NOC ------------------NAV On Course NOPAC --------------North Pacific NOPT ----------------No Procedure Turn Required NORDO -------------No Radio NOTAM -------------Notice To Airmen NOTAR -------------No Tail Rotor NOZ ------------------Normal Operating Zone NPB ------------------Nuclear-Powered Bomber NPRM ---------------Notice of Proposed Rulemaking NRO ------------------National Reconnaissance Office NSEC ----------------Nanosecond NSF -------------------National Science Foundation NSSFC ---------------National Severe Storms Forecast Center NSSN -----------------National Standards Systems Network NTAP ----------------Notice to Airmen Publication NTS ------------------Negative Torque Sensor NTSB ----------------National Transportation Safety Board NTSS -----------------Negative Torque Sensing System NTZ ------------------No Transgression Zone NVM -----------------Nonvolatile Memory NWS -----------------National Weather Service |
