英语词汇double-stage pump怎么读，是什么意思，单词翻译、读音、固定搭配用法和短语词组及例句-英汉双解词典

单词	double-stage pump
释义	double-stage pump 简明释义双级泵网络释义 1 ?双级泵 ... double -impeller pump 双叶轮泵 double-stage pump 双级泵 double-suction pump 双吸式离心泵 ; 双吸泵双吸口泵 ... 短语 1 double-stage pump system 双级泵 2 horizontal single-stage double-suction volute pump 卧式单级双吸蜗壳泵 3 double stage coupling heat pump 双级耦合热泵双语例句 1 It is comprised of multiple stage centrifugal pump, double stage gas separator, protector, submersible motor, guard shield and setting gas separator. 它主要由多级离心泵、双级分离器、保护器、潜油电机、护罩、沉降分离器组成。 2 Because of the characteristic of the system, we choose Songbin Resort as object to study the double-stage heat pump system. 并以吉林市松滨度假村为研究对象，建立了该双级热泵系统的系统组成。 3 The utility model provides a double-stage slide valve vacuum pump, which consists of an air pipe and two slide valve cylinders. 一种双级滑阀真空泵，由气路管道和二级滑阀缸组成。
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