coated tools

• 涂层刀具

coated tools的用法和样例：

例句

1. In this paper, the high performance of diamond film coated tools were expounded by testing the property of diamond film coating with SEM and comparision with natural diamond.
   用扫描电镜等方式检测金刚石镀膜的性能，并与天然金刚石的相关参数进行比较，阐明了金刚石涂层刀具的优异性能。