问题
单项选择题
切取钢筋拉伸或冷弯试验的试样时，应在抽取的钢筋或盘条的任意一端截去( ) mm后再切取。
A．50
B．100
C．150
D．200
答案
参考答案：A
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切取钢筋拉伸或冷弯试验的试样时，应在抽取的钢筋或盘条的任意一端截去( ) mm后再切取。
A．50
B．100
C．150
D．200
参考答案：A
| 补全对话 | |
B: I'm OK, thanks. And you? A: I'm fine, too. 2_____ B: Sure. You can ask anything you like. A: 3_____ B: My favorite subject is math. A: 4_____ B: Because it's very interesting. A: 5_____ B: My math teacher is Mr. Xu. A: Wow! He is a very great teacher! |