This paper introduces a control system for hydraulic powered supports by using multiple-core pipes, and puts a structure-characteristic of the multiple-core pipe.

介绍采用多芯胶管的液压支架控制系统及其使用的多芯胶管的结构特点。

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This paper introduces a control system for hydraulic powered supports by using multiple-core pipes, and puts a structure-characteristic of the multiple-core pipe.

介绍采用多芯胶管的液压支架控制系统及其使用的多芯胶管的结构特点。

youdao