boring work
... boring winch 钻机绞车 boring work 镗孔工作; 镗孔工作 boring-mill work 镗铣加工; 镗铣加工 ...
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阐述了镗孔机的结构、工作原理及经济效果。
It explained the structure and working principle and economic effects.
youdao
可以进行钻孔、扩孔、铰孔、镗孔、攻丝、锪平面，倒角等工作。
This machine can be used drilling, core drilling, reaming, boring, tapping, spot-facing and chamfering etc.
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模块上移
模块下移
不移动