Nitrocarburizing
气体碳氮共渗; 渗碳氮化
🗣️ 情景例句
Just relax and enjoy it.
放轻一点 好好地享受它。
All this time Dick has only thought of his own future.
近些时来，迪克老是在思考自己的将来。
The tour should last about an hour and a half.
这次参观大概需要一个半小时。