Others may be familiar with simple pumps or common pump motors.
其他人可能会对简易水泵或普通水泵发电机比较熟悉。
This pump is chiefly characterized by its simple operation.
这种水泵的主要特点是操作方便。
The vacuum-type pump with a high, simple structure, easy to use, reliable, easy maintenance features.
该型泵具有真空度高、结构简单，使用方便、工作可靠、维护方便的特点。
The operation is simple, do not need to remove any parts of the pump.
操作简单，不需拆卸泵的任何部件。
The pump structure is extremely simple.
泵的结构非常简单。
The theory of the vacuum pump is actually very simple.
真空泵的原理其实很简单。
The pump has simple structure, low cost, high energy saving effect and no pollution.
本泵结构简单，成本低，节能效果好，无污染。
The pump has simple structure, low cost, high energy saving effect and no pollution.
本泵结构简单，成本低，节能效果好，无污染。
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