Analyse and design mechanism, seal structure, shape of shovel head and length of tool chamber.

对水下液压冲击铲的机械本体、密封结构、铲头形状、工具腔长度等进行了设计、分析。

youdao

We manufacture the tool joint, make the seal test and make-and-break test.

根据零件图试制双台肩钻具接头，对其进行上卸扣试验和水压密封测试。

youdao

We manufacture the tool joint, make the seal test and make-and-break test.

根据零件图试制双台肩钻具接头，对其进行上卸扣试验和水压密封测试。

youdao