In order for the tool to be held, there must be holes, a thread or a surface which can remain uncoated.

为了装卡需要，模具上需要有孔，螺纹或者允许不涂层的面。

youdao

In order for the tool to be held, there must be holes, a thread or a surface which can remain uncoated.

为了装卡需要，模具上需要有孔，螺纹或者允许不涂层的面。

youdao