二级泵 two-stage pump 两级泵 two speed pump; two stage pump; two-speed pump; two-stage (two-speed) pump; two-stage pump
基于2个网页-相关网页
two stage pump coupling 两级泵联轴器
two stage pump 两级泵
Dunoyer's two-stage pump 迪努耶尔两级扩散泵
two-stage air pump 两级空风泵
two-bank stage pump 双排阶段泵
two-stage vacuum pump 二级真空泵
two-stage compression heat pump 二级压缩循环 ; 二级压缩式热泵
two-stage diffusion pump 二级扩散泵
One-stage or two-stage pumps feature up and down movement of flexible diaphragm during the mechanical stage which induces a flow of gas through the pump head, generating a vacuum.
单级或双级泵是通过橡胶膜片上下往复运动，引导气流通过泵头，形成真空状态。
The pump has a two-stage, end suction, horizontally mounted back pull-out design for hot, abrasive and corrosive liquids.
该泵为两级、轴向吸入，卧式安装的后拉式泵，适用于热的、磨蚀的和腐蚀的介质。
Presents the two-stage heat pump test-bed designed by the authors, analyses the problem existed in experiment and offers the improving method.
介绍了自行设计的双级热泵实验系统，分析了实验中遇到的问题，提出了改进方案。
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