Nitrocarburizing
气体碳氮共渗; 渗碳氮化
🗣️ 情景例句
Fast food is all bad for you.
快餐对你的健康没有好处。
A true friend is one soul in two bodies.
真正的朋友好似两个身子长著一颗心。
It is harvest time, and all the farmers are very busy.
因是收获季节，所有的农民都很忙。