常見(jiàn)例句

雙語(yǔ)例句

• Butterfly valve through the valve shaft rotation to drive the rotation of a disc-shaped disc, to open and close a valve, cut off from the main pipe and throttle with.
  進(jìn)口蝶閥是指通過(guò)閥軸旋轉(zhuǎn)來(lái)帶動(dòng)一個(gè)圓盤(pán)形的蝶板的轉(zhuǎn)動(dòng)，達(dá)到開(kāi)啟與關(guān)閉的一種閥門(mén)，在管道上主要起切斷和節(jié)流用。
返回 butterfly throttle valve