时间：2011-04-24 13:05来源：蓝天飞行翻译 作者：航空 点击：次
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Beam Width The.beam.width.is.the.width.of.the.beam.as. measured.at.the.half-power.points.of.the.radiated. signal.(WXR). Bearing The.direction.of.a.point.or.navigational.aid. measured.clockwise.from.a.reference.through. 360°. BEDS Boeing.Electronic.Delivery.System BEL Below BEP Back-End.Processor BEPMS Back-End.Processor.Management.System BER Bite.Error.Rate BFE Buyer Furnished Equipment BFO Beat Frequency Oscillator. An oscillator that produces.a.signal.to.be.mixed.with.the.received. frequency to produce an audible beat note, for the purpose of decoding the Morse code identifier of an NDB. The oscillator produces frequencies equal to the sum and difference of the combined frequencies. BGAN Broadband.Global.Area.Network BGI Bus.Grant.Inhibit..A.term.used.in.CAPS.transfer. bus.processing. BGP Border.Gateway.Protocol BI Burn-In BiGS Bilingual.Ground.Station.(ACARS.and.VDML2) Binary Base-2.counting.system..Numbers.include.0,1. BIS Boundary.Intermediate.System BISMS BIS.Management.System BIST Built-In.Self.Test Bit A.binary.digit..Smallest.data.unit.in.a. microprocessor.system. BIT Built-In-Test BITE Built-In-Test Equipment BL Black.Label BLK (.1.).Black.. (.2.).Block BLS Bezel.Light.Sensor BMV Brake.Metering.Valve BNR Binary BNS Boundary Notification System (Squitters) BOC Bottom.of.Climb BOM Bill.of.Material BOP Bit Oriented Protocol Boresighting The.process.of.aligning.a.directional.antenna. system. BP (.1.).BITE.Processor.. (.2.).Bottom.Plug BPCU Bus.Power.Control.Unit bps bites.per.second Bps Bytes.per.second BPSK Binary.Phase.Shift.Keying BR Bridge BRG Bearing BRI Basic.Rate.Interface BRNAV Basic.Area.Navigation BRS Business.&.Regional.Systems BRT Brightness BSCU Brake.System.Control.Unit BSN Backbone.Subnetwork BSP Board.Support.Package BSU (.1.).Beam.Steering.Unit.. (.2.).Bypass.Switch.Unit BTB Bus.Tie.Breaker BTMU Brake.Temperature.Monitor.Unit BTU British.Thermal.Units BWAN Backup.WAN Byte A.grouping.of.eight.bits. C Celsius. |
