注浆终止深度应大于井筒要穿过的最下部含水层的埋深或者超过井筒深度（）。
参考答案：10-20m
用正确的颜色填空。
1. An orange is ____________.
2. The sky (天空) is ____________.
3. A blackboard is ____________.
4. The grass (草) is ____________.
5. The snow is ____________.
6. A banana is ____________.
7. An apple is ____________.
8. A grape is ____________.
应及时开胸探查的是
A．严重闭合性气胸
B．开放性气胸
C．张力性气胸
D．进行性血胸
E．多根多处肋骨骨折
