| |||
| 注水系统; 注水井网 | |||
| 洪水模式 | |||
|
flood pattern : 8 phrases in 4 subjects |
| Explosives and Explosive Ordnance Disposal | 1 |
| Oil / petroleum | 3 |
| Technology | 2 |
| Traditional medicine | 2 |
| |||
| 注水系统; 注水井网 | |||
| 洪水模式 | |||
|
flood pattern : 8 phrases in 4 subjects |
| Explosives and Explosive Ordnance Disposal | 1 |
| Oil / petroleum | 3 |
| Technology | 2 |
| Traditional medicine | 2 |