机械专业英语.doc

:..pression压缩比ratioofmixture混合比率ratiooftransmission传动比ratioregulator比例第器rationalfunction有理函数rationaluseofenergy能源合理利用rationalization合理化rawmaterial原料rawrubber生橡胶rawhide生皮rawhidegear生皮齿轮rayoflight光线rayleigh'ics反应动力学reactionnozzle喷嘴reactionofsupport支点反酌reactionpropulsion反酌力推进reactionpropulsionengine反酌发动机reactionstage反应阶段reactiontorque反酌力距reactionturbine反动轮机reactionwheel反动式叶轮reactivecurrent无功电流reactivepower无功功率reactor反应堆;puter实时计算机realtimecontrol实时控制realtimeoperation实时操作realtimeprocessing实时处理realtimeprogramming实时编程序ream铰孔reamer铰刀reaming铰孔reamingallowance铰孔余量reaper收割机rear后部rearaxle后轴rearaxlehousing后轴套rearaxleshaft后车轴reardrive后轮传动reardumptruck后卸式自卸汽车rearengine后置发动机rearenginedcar后置发动机汽车rearlight后灯rearseat后座rearspring后弹簧rearsuspension后悬挂装置rearview后视图rearviewmirror后视镜rearwheel后轮reassembly重装配rebolvingframe回转台rebound弹回reboundhardness回跳硬度reboundhardnesstest回跳硬度试验recappedtire翻新轮胎recast重铸recasting重铸receiver收信机receptacle插座recess凹槽recessingtool凹槽车刀reciprocal倒数;相互的;pressor往复式空气压缩机reciprocatingengine活塞式发动机reciprocatingmotion往复运动reciprocatingpump往复式泵reciprocitylaw互易定律reciprocityprinciple互反性原理recirculation再循环reclaimedoil再生油reclaimedrubber再生橡胶recoil弹回recoilforce反冲力recoilmechanism驻退机recorder自动记录器recordinginstrument自动记录器recordingmechanism记录机构recordingoscillograph记录示波器recordingpaper记录纸recordingpressuregage自记压力计recordingpressuregauge自记压力计recordingthermometer自记式温度计recoveredenergy回收能量recoveredoil再生油recovery回收recoveryfactor回收率recoveryplant回收设备recrystallization再结晶recrystallizationannealing再结晶退火recrystallizationtemperature再结晶温度rectangle长方形rectangularhead方头rectangularsection矩形剖面rectangularity直角法rectification整流rectifier精馏机;整龙rectifyingcolumn精馏塔rectilineal直线的rectilinear直线的rectilinearmotion直线运动recuperation回收recuperativefurnace换热炉recuperativeheatexchanger回热式热交换器recuperator回热式热交换器recyclepump循环泵recycling回用redhardness热硬性redheat赤热redhematite赤铁矿redlead铅丹redoxide铁丹redshortness热脆性reducedmass折算质量reducedmomentofinertia折算惯性矩reducedpressure折算压力reducedscale缩尺reduced