对于机械离心调速器,改变弹簧的预紧力,能使静态特性曲线();改变弹簧的刚度,可改变静态特性曲线()。
参考答案:平移;斜率
After the war , a new school building was _____where there had once been a theatre.
A.put up
B.put off
C.put out
D.put away
设置保留金的目的在于使承包人能完全履行合同,因此应对承包人的所用工程都扣留保留金。 ( )