diamond drill

基本解释

With Tools: Did you notice your honey lost or broke his diamond drill bit?
工具：你的爱人的金刚石钻头丢了或者坏了，你发现了吗？
The regulations determine the efficiency and the service life of diamond drill, and also the safety, the credibility and the economical efficiency.
金刚石钻进的钻进规程决定了钻进效率和钻头的使用寿命，也决定了钻进的安全性、可靠性和经济效益。
As the wheel is an important part of the diamond drill, how to design a high reliability of the wheel life and work of diamond drill bit bearings is the purpose of this article.
作为轮式金刚石钻头的一个重要部分，如何设计出具有较高使用寿命和工作可靠性的轮式金刚石钻头轴承是本文的目的。
lib.swpu.edu.cn

First Castle looks for industries making unsexy, overlooked products like diamond-studded drill-bit inserts, airplane toilets and class rings.
FORBES: The LBO Method
It had a tidy business in early 1997 selling coin-size diamond-embedded inserts that fit into larger drill bits used to dig oil and gas wells.
FORBES: Money & Investing