bottom tool joint的意思|示意

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井底钻具接头


bottom tool joint的网络常见释义

下方接头 ... bottom articulated joint 底部铰接缝 bottom tool joint 下方接头 Standard Bottom Joint Effort 准则下共同努力 ...

bottom tool joint相关例句

The make-up tong is placed on the top tool joint and the break-out tong is placed on the bottom tool joint.

外钳打在上边的接头上,内钳打在下边的接头上。