special pipe plug的意思|示意

A special unit is used for delivering the plug into pipeline, it is appropriate for temporarily blocked and pressure-released pipe section in pipeline repair operation.

该封堵器采用专用的送进机构送入管道，适用于管道维修作业中暂时封堵已卸压的管段。

Special tool for pumping slurry and releasing plug. The ZSC Single-Plug Cement Head can be connected with Drill pipe.

用于注水泥浆和释放胶塞的专门工具。ZS C型单塞水泥头可与钻杆连接。