选择题：5. Not until they got married _______ that he is a

题目内容：

5. Not until they got married _______ that he is a rude man.(本题2.0分)
A、 she knew
B、 had she known
C、 she had known
D、 did she know

参考答案：

(1). Which of the following is NOT done by satell

(1). Which of the following is NOT done by satellites according to the passage?

信号的有效值又称为，有效值的平方称为，它描述测试信号的强度(信号的平均功率)。

12. 已知如图5所示,D点到V投影面的距离为( )(本题2.5分) A、 5mm B、 20mm C、 15mm D、 35mm

14. (填空题) 砌筑砂浆的基本要求是:除具有一定的抗压强度外,还应具有__性和__性。(本题2.0分)

24. (填空题) 砌体结构抗震计算时,宜采用___等简化方法计算质点的水平地震作用。(本题1.0分)