Nitrizing
渗氮, 氮化法
🔁 扩展释义
【化】 渗氮
🗣️ 情景例句
What was the weather like yesterday?
昨天的天气怎么样？
A proper amount of exercise contributes to good health.
适度的运动有益于健康。
She teaches foreign students Chinese.
她教外国学生汉语。