电泵由水泵，密封和电动机三部分组成，水泵位于电泵上部，为离心式或轴流式结构。
Pump from the water pump, seals and motors of three parts, water pumps in the pump top, as centrifugal or axial flow structure.
干式电动机潜入水中运行，它的关键技术之一就是密封性能，尤其是动密封性能的保证。
One of the main technology of the submersible motor is the properties of the seals, especially the properties of the seals.
在联轴结和电动机之间装有密封圈，可防止水和牙膏等进入机体。
A sealing ring is arranged between the motor and the coupling, so water, toothpaste, etc. can be prevented from entering a machine body.
在联轴结和电动机之间装有密封圈，可防止水和牙膏等进入机体。
A sealing ring is arranged between the motor and the coupling, so water, toothpaste, etc. can be prevented from entering a machine body.
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