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Terms for subject Drilling containing 焊接头 | all forms
ChineseEnglish
平头对接焊plain butt-weld
未加焊抗磨圈的接头unprotected tool joint
焊装钻杆接头weld-on tool joint
补焊钻杆接头防磨护圈rebanding
闪光焊接钻杆接头flash weld tool joint

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