適應(yīng)性系數(shù)  adaptive coefficient
扭矩適應(yīng)性系數(shù)  coefficient of torque adaptibility
轉(zhuǎn)速適應(yīng)性系數(shù)  speed adaptive coefficient
強(qiáng)化系數(shù)  coefficient of intensification
校正系數(shù)  correction factor
換算系數(shù)  conversion factor
活塞平均速度  mean piston speed
發(fā)動(dòng)機(jī)轉(zhuǎn)速  engine speed (rotational frequency)
怠速轉(zhuǎn)速  idling speed
經(jīng)濟(jì)轉(zhuǎn)速  economic speed
起動(dòng)轉(zhuǎn)速  starting speed
最低穩(wěn)定工作轉(zhuǎn)速  lowest continuous speed with load
最大扭矩轉(zhuǎn)速  speed at maximum torque
最高空轉(zhuǎn)轉(zhuǎn)速  maximum no load governed speed
調(diào)速  speed governing
超速  overspeed
怠速  idling
轉(zhuǎn)速波動(dòng)率  speed fluctuation rate
工況  working condition (operating mode)
額定工況  declared working condition
變工況  variable working condition
穩(wěn)定工況  steady working condition
空載  no-load
全負(fù)荷  full load
超負(fù)荷  overload
部分負(fù)荷  part load
充量（進(jìn)氣）  charge
旋轉(zhuǎn)方向  direction of rotation
順時(shí)針  clockwise
逆時(shí)針  counter-clockwise
左轉(zhuǎn)  left-hand rotation
右轉(zhuǎn)  right-hand rotation
外徑  major diameter
中徑  pitch diameter
內(nèi)徑  minor diameter
徑向間隙  radial clearance
發(fā)動(dòng)機(jī)性能  engine performance
加載性能  loading performance
起動(dòng)性能  starting performance
加速性能  acceleration performance
動(dòng)力性能  power performance
排放性能  emission performance
空轉(zhuǎn)特性  no load characteristics
負(fù)荷特性  part throttle characteristics
調(diào)速特性  governor control characteristics
萬有特性  mapping characteristics
穩(wěn)定調(diào)速率  steady state speed governing rate
氣缸體和氣缸蓋  cylinder block and head
氣缸體  cylinder block
整體鑄造  cast inblock (cast enblock)
發(fā)動(dòng)機(jī)罩  engine bonnet
氣缸體加強(qiáng)筋  engine block stiffening rib
氣缸  cylinder
（轉(zhuǎn)子機(jī)）缸體  stator
缸徑  cylinder bore
氣缸體機(jī)架  cylinder block frame
氣缸蓋  cylinder head
配氣機(jī)構(gòu)箱  valve mechanism casing
氣缸體隔片  cylinder spacer
氣缸蓋密封環(huán)  cylinder head ring gasket
氣缸蓋墊片  cylinder head gasket
氣缸套  cylinder liner (cylinder sleeve)
干式缸套  dry cylinder liner
濕式缸套  wet cylinder liner
氣缸水套  water jacket
膨脹塞  expansion plug
防凍塞  freeze plug
氣缸壁  cylinder wall
環(huán)脊  ring ridge
排氣口  exhaust port
中間隔板  intermediate bottum
導(dǎo)板  guideway
創(chuàng)成半徑（轉(zhuǎn)子機(jī)）  generating radius
缸體寬度（轉(zhuǎn)子機(jī)）  operating width
機(jī)柱  column
燃燒室  combustion chamber
主燃燒室  main combustion chamber
副燃燒室  subsidiary combustion chamber
預(yù)燃室  prechamber
渦流燃燒室`  swirl combustion chamber
分開式燃燒室  divided combustion chamber
渦流式燃燒室  turbulence combustion chamber
半球形燃燒室  hemispherical combustion chamber
浴盆形燃燒室  bathtub section combustion chamber l
形燃燒室  l-combustion chamber
楔形燃燒室  wedge-section combustion chamber
開式燃燒室  open combustion chamber
封閉噴射室  closed spray chamber
活塞頂內(nèi)燃燒室  piston chamber
爆發(fā)室  explosion chamber
燃燒室容積比  volume ratio of combustion cahmber
燃燒室口徑比  surface-volume ratio of combustion chamber
通道面積比  area ratio of combustion chamber passage
曲軸箱通氣口  crankcase breather
凸輪軸軸承座  camshaft bearing bush seat
定時(shí)齒輪室罩  camshaft drive (gear) cover
曲軸箱檢查孔蓋  crankcase door
曲軸箱防爆門  crankcase explosion proof door
主軸承蓋  main bearing cap
氣缸蓋罩  valve mechanism cover
飛輪殼  flywheel cover
掃氣儲(chǔ)器  scavenging air receiver
活塞  piston
裙部開槽活塞  split skirt piston u
形槽活塞  u-slot piston
滾花修復(fù)活塞  knurled piston
圓頂活塞  dome head piston
平頂活塞  flat head piston
凸頂活塞  crown head piston (convex head piston)
凹頂活塞  concave head piston
階梯頂活塞  step-head piston
筒形活塞  trunk piston
橢圓形活塞  oval piston
抗熱變形活塞  autothermic piston
不變間隙活塞  constant clearance piston
鑲因瓦鋼片活塞  invar strut piston
直接冷卻式活塞  direct-cooled piston
間接冷卻式活塞  indirect cooled piston
滑裙活塞  slipper piston
活塞速度  piston speed
活塞頂部  piston head
活塞裙部  piston skirt
整體活塞裙  solid skirt
活塞裙擴(kuò)大襯簧  piston skirt expander
滑履式活塞裙  slipper skirt
隔熱槽  heat dam
活塞標(biāo)記  piston mark
活塞銷  piston pin
活塞銷孔  piston pin boss
活塞銷襯套  piston pin bushing
全浮式活塞銷  full-floating piston pin
半浮式活塞銷  semifloating piston pin
固定螺釘式活塞銷  set screw piston pin
活塞環(huán)  piston ring
組合式活塞環(huán)  compound piston ring
同心活塞環(huán)  concentric piston ring
偏心活塞環(huán)  eccentric piston ring
自由環(huán)  free ring
閉合環(huán)  closed ring
梯形環(huán)  keystone ring
半梯形環(huán)  half keystone ring
矩形環(huán)  rectangular ring
油環(huán)  oil control ring
開槽油環(huán)  slotted oil control ring
螺旋彈簧加載雙坡口油環(huán)  coil spring loaded slotted oil control ring