casing coupling meaning in Chinese
套管，缩节
套管接箍
套管接手
套管联接器
套接管
Examples
- Verification regulation of casing coupling meter
套管尺检定规程 - Casing coupling conneting with electric wire
电线连接套管 - Vertical motion of the carriage is provided by a pulldown gear case coupled by two pinions to racks on the mast
滑架的垂直移动是由一个下拉齿轮箱提供的，该下拉齿轮箱则通过两个小齿轮连接到支架上的齿条上。