机械工程专业英语词汇翻译
助力火箭 booster rocket助力弹簧 booster spring升压点 booster station急速充电 boosting charge升压器 boosting transformer车箱 boot水线部（船），水性涂料 boot topping布斯霍尔电炉 Booth-Hall electric furnace硼砂 borax边界线 border line粗线鸭嘴笔 border pen内径，口径 bore钻孔，搪孔 bore hole钻孔泵，掘井泵 bore hole turbine pump气缸内径，缸内径 bore of cylinder内径冲程比 bore-stroke ratio搪孔机，搪床，开孔机 borer氧化硼 boric oxide or boric anhydride搪孔 boring钻搪床 boring and drilling machine立式车床 boring and turning mill搪杆，钻杆 boring bar (rod)搪杆头，钻杆头 boring bar head搪杆承架 boring bar support搪刀尖块 boring bit语际翻译 版权所有
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