Ausrolltempering
过冷奥氏体温压延及等温淬火
🗣️ 情景例句
What books are required for this class?
这课需要什么样的书？
Never deter till tomorrow that which you can do today.
今日事须今日毕，切勿拖延到明天。
Every morning, he left home dressed in a smart black suit.
每天早晨，他穿上一身漂亮的黑色西装离家上班，