Carburizing steel
[机] 渗碳钢
🧩 词语组成解析
[机] 渗碳
steel
[stil]
n. 钢，钢铁;钢制品;兵器;钢铁工业;
vt. 包上或镀上钢;使坚定;
adj. 钢制的;钢铁业的;坚强的;[色彩]青灰色的;
🗣️ 情景例句
Will you marry me?
你能嫁给我吗？
Generally speaking, a contract cannot be changed after it has been signed by both parties.
一般来讲，合同一经双方签订就不得更改。
Yes?
什么事？