Recarburization
[机] 增碳
🗣️ 情景例句
That's right.
是的。
I tried several times to call, but there is no answer.
我打了几次，但是没有人回答。
The efficiency is greatly raised,and the intensity of labor is decreased.
工作效率大大地提高了，而劳动强度却降低了。