diamond core driller

• 金刚石钻头

diamond core driller的用法和样例：

例句

1. CAD for crown profile curve fitting of diamond bit.
   金刚石钻头冠部曲线拟合的计算机辅助设计。
2. A new special diamond drill which combines ultrasonic vibrating with grinding of diamond grits is introduced.
   介绍一种新研制的能把超声振动和金刚石磨粒磨削结合在一起的特种金刚石钻头。