基本解釋[機械工程]容積式真空泵英漢例句雙語例句It is a positive displacement vacuum pump, which can pump gas by rotating slide valve to change cubage of gas- absorbing cavity.它是通過滑閥轉(zhuǎn)子作機械旋轉(zhuǎn)運動從而改變吸氣腔容積以達到抽氣目的的容積式真空泵。vacuum displacement pump更多例句詞組短語短語vacuum displacement pump coupling 容積式真空泵聯(lián)軸器vacuum pump displacement 真空室形式及材質(zhì)double -stage positive displacement vacuum pump 雙級結(jié)構(gòu)容積式真空泵vacuum displacement pump更多詞組專業(yè)釋義機械工程容積式真空泵