【正文】 average annual daily traffic volume 年平均日交通量average annual trip rate of inhabitant 居民年均出行率average axleweight 平均軸重average carkilometers per carday 客車平均日公里average coefficient of train 列車平均扣除系數(shù)average current of charging train 列車帶電平均電流average current of train 列車平均電流average daily EMU running kilometers 動(dòng)車組日車公里average daily lootive running kilometers 機(jī)車日車公里average daily output of lootive 機(jī)車日產(chǎn)量average daily solair temperature 日平均綜合溫度average deceleration 平均減速度average delay stopping duration 平均延停時(shí)間average density 平均交通密度average detention time of car in transit 中轉(zhuǎn)車平均停留時(shí)間average distance between stations 站間平均距離average driving speed 平均行車速度average emergency braking deceleration 緊急制動(dòng)平均減速度average flow of domestic hotwater supply 熱水供應(yīng)平均流量average flow of transportation 平均運(yùn)輸流量average gross haul tonnage of lootive。到達(dá)線arrival train 終到列車arrivaldeparture track 到發(fā)線arriving track 到達(dá)線arriving train 到達(dá)列車articulated bogie 關(guān)節(jié)轉(zhuǎn)向架articulated bus 鉸接式公共汽車（地鐵和公交）articulated car。 all metal passenger car 全金屬客車allocated lootive 配屬機(jī)車allocating factor of provided track 整備線配置系數(shù)allocation factor of service track 整備線配置系數(shù)allow clearance 可容間隙allowable bending stress due to thermal pensation 許用補(bǔ)償彎曲應(yīng)力allowable capacity of passenger 容許旅客容量allowable bined stress due to external load 許用外載綜合應(yīng)力allowable concentration 允許濃度allowable load on journals of same axle 允許軸載荷allowable maximum bending deflection of pipe 管道最大允許撓度allowable maximum velocity 最大允許流速allowable pressure drop 允許壓力降allowable resultant stress 許用合成應(yīng)力allowable temperature difference 允許溫差allowable temperature drop of heating medium in pipeline 管道加熱媒介允許溫度降allowed indoor fluctuation of temperature and relative humidity 室內(nèi)溫濕度允許波動(dòng)范圍allpurpose coach 通用客車allsteel body 全鋼車身alternate route（ 車站）迂回進(jìn)路alternate stopping 交錯(cuò)停站alternating current mutator motor 交流換向器電動(dòng)機(jī)（機(jī)車）ambient air quality 環(huán)境空氣質(zhì)量標(biāo)準(zhǔn)ambient noise 環(huán)境噪聲ambient temperature 環(huán)境溫度ambulance box 救護(hù)箱ambulance coach 救護(hù)客車ambulance train 救護(hù)列車amount of pensated thermal expansion 補(bǔ)償器熱補(bǔ)償值amplification factor of control led plant 調(diào)節(jié)對像放大系數(shù)anechoic room 消聲室angle catch 窗插銷angle cock 折角塞門angle of attack 沖角angle of magnet wheel of maglev train 磁浮列車的磁輪角angle of repose。 air return mode 回風(fēng)方式air return opening；air return inlet 回風(fēng)口air return through corridor 走廊回風(fēng)air return／exhaust fan 回排風(fēng)機(jī)air risen spring lowered type pantograph 空氣提升彈簧降下式集電弓架air sharing 空氣分配air space 空氣間層air suction opening with slide plate 插板式吸風(fēng)口air supply duct；inlet duct 送風(fēng)道air supply fan room 送風(fēng)機(jī)室air supply mode 送風(fēng)方式air supply opening with slide plate 插板式送風(fēng)口air supply section 送風(fēng)段air supply volume per unit area 單位面積送風(fēng)量air supply（suction）opening with slide plate 插板式送（吸）風(fēng)口air suspension 空氣彈簧air suspension bellow 空氣彈簧氣囊air suspension overhaul 空氣懸掛大修air suspension reservoir 空氣彈簧風(fēng)缸air system examination 空氣系統(tǒng)檢查air system maintenance 空氣系統(tǒng)維護(hù)air temperature 空氣溫度air through tunnel 地道風(fēng)air valve 空氣閥air valve cage 空氣閥體air valve cap 氣閥罩air velocity at work area 作業(yè)(工作)地帶空氣流速air velocity；wind speed 風(fēng)速air vent 放氣閥。 air pollutant。 instantaneous application time 實(shí)制動(dòng)時(shí)間actual capacity of traffic 實(shí)際運(yùn)量能力actual density 真密度actual distance 實(shí)際距離actual flow of heat supply network 熱網(wǎng)實(shí)際流量actual flow of traffic 實(shí)際運(yùn)量流量actual heating load 實(shí)際熱負(fù)荷actual parking volume 實(shí)際停放量actual stopping distance 實(shí)制動(dòng)距離actual temperature difference between supply water and return water 實(shí)際供回水溫差actual temperature of return water 實(shí)際回水溫度actual temperature of supply water 實(shí)際供水溫度actual train running graph 實(shí)際列車運(yùn)行圖adaptive control 自適應(yīng)控制adaptive control system 自適應(yīng)控制系統(tǒng)adding value machine 自動(dòng)充值機(jī)additional deducting coefficient 額外扣除系數(shù)additional factor for exterior door of PSD 屏蔽門外門附加率additional factor for intermittent heating 間歇附加率additional factor for room height 高度附加率additional factor for wind force 風(fēng)力附加率additional heat loss 附加耗熱量additional passenger train 臨時(shí)旅客列車additional resistance 附加阻力additional thermal resistance 附加熱阻additional time for train starting and stopping 列車起停車附加時(shí)間adhesion braking 黏著制動(dòng)adhesive capacity 粘著能力adhesive weight 黏著重量adhesive weight utility factor 黏著重量利用系數(shù)adiabatic humidification 絕熱加濕adjacency analysis 近鄰性分析adjacent curves in one direction 同向曲線adjacent station 鄰站adjacent track 相鄰軌道。鄰線adjacent wayside station 相鄰小站adjustable air damper 風(fēng)窗口調(diào)節(jié)門adjustable cam 可調(diào)凸輪adjustable lifting track 可調(diào)抬軌機(jī)adjustable luminary 可調(diào)節(jié)燈具adjustable piston valve 可調(diào)活塞閥adjusted elevation 平差高程adjustment of car flow 車流調(diào)整adjustment of car loading 裝車調(diào)整adjustment of empty car 空車調(diào)整admission passage 進(jìn)入道；進(jìn)氣道admixing coefficient 混合系數(shù)adsorption cleaning 吸附式凈化adsorption equipment 吸附裝置adsorption of gas and vapor 氣體吸附adsorptive capacity 吸附能力adult ticket 成人票advance angle of fuel supply 供油提前角advance button 預(yù)告按鈕Advanced Passenger Train（APT） 先進(jìn)型電氣化旅客列車（英國）advanced train control system 先進(jìn)列車控制系統(tǒng)aero elevation 零高程aerodynamic noise 空氣動(dòng)力噪聲aesthetic effects 美學(xué)效果AFC clearing center 自動(dòng)售檢票清算管理中心AFC training equipment 自動(dòng)售檢票教學(xué)設(shè)備after burning period 后燃期aggregate capacity 綜合容量aging behavior 老化特性aging curve 老化曲線AGP card 旅客入口顯示卡ahead cam 正車凸輪AHU fresh air fan 風(fēng)柜式空調(diào)新風(fēng)機(jī)air admittance valve 補(bǔ)氣閥air and vacuum dual brake equipment 空氣真空兩用制動(dòng)裝置air balance 風(fēng)量平衡air blocking area 風(fēng)阻面積air blocking length 風(fēng)阻長度air blocking thrust 風(fēng)阻推力air blocking vehicle 風(fēng)阻車輛air blower；booster fan 鼓風(fēng)（送風(fēng)）機(jī)air booster 壓氣（風(fēng)動(dòng)）助力器air borne noise 直接傳播噪聲air brake distributor 空氣制動(dòng)分配器air brake equipment 空氣制動(dòng)裝置air brake system 空氣制動(dòng)系統(tǒng)air brake system pipe 空氣制動(dòng)系統(tǒng)管道air brake test machine AB 空氣制動(dòng)試驗(yàn)機(jī)air brake（AB） 空氣制動(dòng)air braking system 空氣制動(dòng)系統(tǒng)air braking system testing stand 空氣制動(dòng)裝置試驗(yàn)（臺(tái)）裝置air change fan；ventilation fan 換氣扇air change rate；ventilating rate 換氣次數(shù)air channel 風(fēng)道air circulation 空氣循環(huán)air cleaning 空氣凈化air cleanliness 空氣潔凈度air cock 放氣旋塞air collector 集氣罐