单项选择题

板料弯曲后，两边所夹的角度越大，则说明弯曲部分的变形越严重。（）

A．对
B．错

<上一题目录下一题>

热门试题

未分类题

The man is reported to have said in private that we are being made fools of by many of our clients, so we are entitled to have them bow to us as compensation.

单项选择题

A． B． C． D．

相关试题