Reasonable rod pump string design is very important in the working course of rod pump system.

在有杆抽油系统工作过程中，抽油杆柱的合理设计是非常重要的。

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Reasonable rod pump string design is very important in the working course of rod pump system.

在有杆抽油系统工作过程中，抽油杆柱的合理设计是非常重要的。

youdao