| |||
| 岩石构造 | |||
| |||
| 岩体结构 | |||
| 岩石构造 | |||
|
structure of rocks : 22 phrases in 4 subjects |
| Engineering geology | 1 |
| Explosives and Explosive Ordnance Disposal | 8 |
| Hydroelectric power stations | 1 |
| Technology | 12 |
| |||
| 岩石构造 | |||
| |||
| 岩体结构 | |||
| 岩石构造 | |||
|
structure of rocks : 22 phrases in 4 subjects |
| Engineering geology | 1 |
| Explosives and Explosive Ordnance Disposal | 8 |
| Hydroelectric power stations | 1 |
| Technology | 12 |