小窑采空区的常见处理措施有( )。
A.或压力灌浆 (
B.建筑物基础及上
参考答案:A,C
解析: 据《工程地质手册》第三版第六篇第四章第四节判定。
单句改错
1. A lighting candle lit up the whole room.
_________________________________________
2. Losing in thought,he almost ran into the car in front of him.
3. Comparing with other professors,he is an excellent speaker.
4. I can't stand laughing at.
5. Can you make the students understood the text?
月度运输工作总结、除有关()的内容之外,还要有全站的()和()等方面的内容。