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Terms for subject Drilling containing | all forms
ChineseEnglish
卡瓦啮钻杆的部分gripping area of slip
钻具上卡瓦板牙紧的部分slip area
take-hold
seizure
tooth
夹件gripping element
上、卸管扣时用的定钳backup wrench
齿轮scuff
clinch
探伤wagon track
探伤side wall undercut
焊接undercut
bite
钳牙在钻杆上出的刻痕tong mark