The concentrate delivery system employs a positive displacement pump.
浓缩物递送系统采用正位移泵。
Concrete delivery pump plays a more and more important role in modern construction engineering.
混凝土泵在现代建筑施工中扮演着越来越重要的角色。
The structural character and principle of motor fuel delivery pump is presented.
介绍了汽车燃油泵的结构特点及工作原理。
The structural character and principle of motor fuel delivery pump is presented.
介绍了汽车燃油泵的结构特点及工作原理。
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