BB-scope,B型顯示backflushing,反吹background,后臺背景本底backgroundcurrent,基流backgroundmassspectrum,本底質(zhì)譜backgroundnoise,背景噪聲backgroundprocessing,后臺處理backgroundprogram,后臺程度Backmanthermometer,貝克曼溫度計backscatteredelectronimage,背散射電子象backwardchannel,反向信道bafflewall,隔板balance,天平balanceformeasuringamountofprecipitation,水量秤balanceoutput,對稱輸出balancequalityofrotor,轉(zhuǎn)子平衡精度balancewieght,平衡塊balancedplug,平衡型閥芯balancing,平衡balancingmachinesensitivity,平衡機靈敏度balancingmachine,平衡機balancingspeed,平衡轉(zhuǎn)速ballpneumaticdeadwieghttester,浮球壓力計ballscrewassembly,滾珠絲杠副ballvalve,球閥ballisticgalvanometer,沖擊栓流計band,頻帶bandwidth,帶寬bandwidthofvideoamplifier,視頻放大器頻寬barprimarybushingtypecurrenttransformer,棒形電流互感器barograph,氣壓計barometercistern,氣壓表水銀槽barometer,氣壓表barometriccorrection,氣壓表器差修正barometrograph,空盒氣壓計barothermograph,氣壓溫度計barreldistortion,桶形畸變負畸變base,基底baseline,基線basepeak,基峰baseunit(ofmeasurement),基本測量單位basebandLAM,基帶局域網(wǎng)baselinedrift,基線漂移baselinenoise,基線噪聲baselinepotential,空白電位baselinevalue,空白值basicNMRfrequency,基本核磁共振頻率basicstandard,基礎(chǔ)標準batchcontrol,批量控制batchcontrolstation,批量控制站batchinlet,分批進樣batchofstraingauge,應(yīng)變計[片]批batchprocessing,成批處理batchprocessingsimulation,批處理仿真Baud,波特beam,橫梁聲速beamdeflector,電子束偏轉(zhuǎn)器beampathdistance,聲程beamratio,聲束比beamspotdiameter,束斑直徑beam-deflectionultrasonicflowmeter,聲速偏轉(zhuǎn)式超聲流量計beam-loadingthermobalance,水平式熱天平bearing,軸承刀承bearingaxis,軸承中心線bdaringsupport,支承架beatfrequencyoscillator,拍頻振蕩器beatmethod(ofmeasurement),差拍測量法Beaufortscale,蒲福風(fēng)級Beckmandifferentialthermometer,貝克曼溫度計bed,機座Beer'law,比爾定律bellmanometer,鐘罩壓力計bellprover,鐘罩校準器bellows,波紋管bellows(pressure)gauge,波紋管壓力表bellowssealbonnet,波紋管密封型上閥蓋benchmark,水準點bendingstrength,彎曲強度bendingvibration,彎曲振動bentstemearththermometer,曲管地溫表Bessonnephoscope,貝森測云器betatron,電子回旋加速器電子感應(yīng)加速器bezelring,蓋環(huán)biasvoltage,偏壓bi-directionalvane,雙向風(fēng)向標雙風(fēng)信標bilateralcurrentstabilizer,雙向穩(wěn)流器bimetallicelement,雙金屬元件bimetallicinstrument,雙金屬式儀表bimetallictemperaturetransducer[sensor],雙金屬溫度傳感器bimetallicthermometer,雙金屬溫度計binarycodeddecimal(BCD),二-十進制編碼binarycontrol,二進制控制binarydigital,二進制數(shù)字binaryelasticscatteringevent,雙彈性散射過程binaryelasticscatteringpeak,雙彈性散射峰binaryelement,二進制元binarysignal,二進制信號biomedicalanalyzer,生物醫(yī)學(xué)分析儀biochemicaloxygendemand(BOD)microbialtransducer[sensor],微生物BOD傳感器biochemicaloxygendemandmeterforseawater,海水生化需氧量測定儀biochemicalqua