rotary shouldered connection
... 旋转接合;旋转接头：swivel joint 旋转肩台连接：rotary shouldered connection 旋转或旋进式井壁取心器：rotary sidewall coring tool ...
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短语
旋转台肩连接
Rotate Shoulder Connection
旋转台肩式连接
Rotary Shouldered Connection
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