safety shear pin的意思|示意
保险切断销
safety shear pin相关短语
1、 Safety Shear Pin Assembly 安全剪切销大会
2、 shear pin safety joint 剪切销钉式安全接头
3、 shear pin tubing safety joint 剪切销式油管安全接头
4、 Safety y Shear Pin Assembly 安全剪切销大会
safety shear pin相关例句
To overcome the shortcomings of the shear pin type joint and left-hand thread type joint, a sliding sleeve subsurface safety joint is developed.
为了克服剪钉式和反扣式两种安全接头的不足，研制出一种滑套式井下安全接头。
The guide vane safety device include three kinds of structures, the destructive structure concerning shear pin and snap pin;
导叶安全保护装置主要包括：破坏性结构，剪断销、拉断销；