英语词汇Roots vacuum 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	Roots vacuum pump
释义	Roots vacuum pump 简明释义罗茨真空泵网络释义 1 ?罗茨真空泵罗茨转子是罗茨鼓风机（Roots blower）、罗茨真空泵(Roots vacuum pump)和罗茨增压器（ Roots supercharger ）等回转式流体机械的要害部件。短语 1 Roots vacuum pump system 罗茨真空泵机组 2 Common Roots vacuum pump principle 无锡彩登 3 Roots vacuum pump unit 罗茨真空机组双语例句 1 There are many kinds of rotor profiles for roots vacuum pump. 罗茨真空泵的转子型线有很多种。 2 LS series wet roots vacuum pump is a rough vacuum pumping equipment. LS型直排大气湿式罗茨真空泵属粗真空获得设备。 3 In this paper, the structure feature of the Roots vacuum pump with by-way valve and its function in action are introduced. 本文介绍了旁通阀罗茨真空泵的结构特征、在使用中的作用。
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