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 kinetic load ability of diamond is a main index of diamond drill design.
金刚石动载指标是金刚石钻头设计的主要指标之一。
The kinetic load ability of diamond is a main index of diamond drill design.
金刚石动载指标是金刚石钻头设计的主要指标之一。
应用推荐