滑动轴承轴颈与轴瓦的侧间隙可用什么检查?轴颈与轴瓦的顶间隙可用什么检查?
参考答案:
滑动轴承轴颈与轴瓦的侧间隙可用塞尺检查。轴颈与轴瓦的顶间隙可用压铅法检查。
写出下列句子的同义句。
1. It's half past six.
It's .
2. What time is it?
____ time?
3. Are you ready for breakfast?
Are you _ ____ breakfast?
4. It's a quarter to seven.
It's ____.
5. There's no time for lunch.
There's no time lunch.
根据标准总承包合同通用条款的规定,
①专用条款
②通用条款
③承包人建议书
④发包人要求
这四个文件的有效性排序正确的是()。
A.①②③④
B.④①②③
C.①②④③
D.②①④③