Entering the 21st century, some major events happened in the international industrial diamond industry.

进入21世纪，国际工业金刚石行业发生了一些重大事件。

youdao

Entering the 21st century, some major events happened in the international industrial diamond industry.

进入21世纪，国际工业金刚石行业发生了一些重大事件。

youdao