活塞的英文：
piston
valve

參考例句：
  • The connecting-rod is attached to the piston by the piston pin.
    連桿與活塞的連接是采用活塞銷。
  • free - piston compressor
    自由活塞壓縮機(jī)
  • A large, valved, brass wind instrument with a bass pitch.
    大型帶活塞的低音銅管樂器。
  • Power plant is a power of 140 hp piston engine.
    動力裝置是一臺功率140馬力的活塞發(fā)動機(jī)。
  • The piston end of the rod is attached to the piston by the piston pin, or wrist pin
    連桿的活塞端用活塞銷或銷軸安裝在活塞上。
  • He is tapping the cask of cider.
    他正在打開桶的活塞從里面汲取蘋果酒。
  • When the hydrodynamic front reaches the ambient medium it acts like a fast-moving piston
    當(dāng)流體力學(xué)波陣面抵達(dá)周圍介質(zhì)時，它像一個運(yùn)動迅速的活塞。
  • Reduce plunger forward time
    減少活塞推進(jìn)時間
  • The rapid to-and-fro movements of a piston
    活塞快速的往復(fù)運(yùn)動.
  • My container here has a piston on it.
    我的容器上有一個活塞。
piston是什么意思：
n. 活塞
  • The connecting-rod is attached to the piston by the piston pin.
    連桿與活塞的連接是采用活塞銷。
  • The piston is reciprocating inside cylinder.
    活塞在汽缸內(nèi)部往復(fù)運(yùn)動。
  • My container here has a piston on it.
    我的容器上有一個活塞。
  • a ring for packing pistons or sealing a pipe joint.
    填塞活塞或墊在導(dǎo)管接頭的圈環(huán)。
  • Connecting rods and pistons are removed as assembly from the engine.
    把連桿和活塞做為整體組件從發(fā)動機(jī)上拆卸下來。
valve是什么意思：
n. 閥門；瓣膜；真空管
v. 裝閥于；以活門調(diào)節(jié)
  • Valve Disadvantages: The valve is difficult to close and requires the operator to double close the valve.
    閥門的缺點:閥門難以關(guān)閉，要求操作者二次關(guān)閉閥門。
  • pilot valve governor
    帶伺服電動機(jī)的調(diào)節(jié)器輔助調(diào)速器
  • The valve has jammed shut.
    閥門給卡住了打不開。
  • multiple leaf valve
    多簧片閥
  • cooled anode valve
    冷板屏極真空管

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