The machine used for drilling is called a drill press .
用于钻孔的机器叫做“钻床” 。
The special drilling machine whose principle and construction were introduced was used to drill holes.
本文简要介绍了一种钻削马鞍床身安装孔装置的设计原理、主要结构等。
The machine used for drilling is called a drill press.
钻头上的控制钻孔机的圆形部分。
Dimond drilling sheet: Suit for various kind of drill machine.
摘要：金刚石钻片：适用于台钻、进口、国产机械专用设备。
Dimond drilling sheet: Suit for various kind of drill machine.
摘要：金刚石钻片：适用于台钻、进口、国产机械专用设备。
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