For easy machining, (For adding vent at rib), we suggest making insert here.

为方便加工(为增加骨位排气)，建议此处做镶件。

youdao

For easy machining, (For adding vent at rib), we suggest making insert here.

为方便加工(为增加骨位排气)，建议此处做镶件。

youdao