石油英语词汇
反加热 backheating反铲 backhoe反铲装载机 backhoe loader支持；衬垫物 backing撑杆 backing bar补偿绕组 backing block后备存储器 backing memory反馈 backing off底焊焊道 backing pass衬板 backing plank托板 backing plate倒车功率 backing power旋转油泵 backing pump后备寄存器 backing register倒航阻力 backing resistance垫环 backing ring背面焊接 backing run后备存储器 backing storage后备存储器 backing store条状垫板 backing strip用垫环的焊缝 backing weld防松螺钉 backing-up screw平行解理走向节理面 backjoint腹地 backland轮齿隙；齿隙游移 backlash 语际翻译 版权所有
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