rotary piston lobe type pump的意思|示意
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旋转活塞式凸瓣泵
rotary piston lobe type pump的网络常见释义
罗茨泵 ... rotary piston pump with slide gate 滑阀式反转展转活塞泵 rotary piston lobe type pump 罗茨泵；凸轮泵 rotary plunger pump 反转展转式柱塞泵 ...
凸轮泵 ... rotary piston pump with slide gate 滑阀式反转展转活塞泵 rotary piston lobe type pump 罗茨泵；凸轮泵 rotary plunger pump 反转展转式柱塞泵 ...