 |
| |||
| timing sequence | |||
|
定 时序 列 : 10 phrases in 5 subjects |
| Demography | 1 |
| Economics | 2 |
| Explosives and Explosive Ordnance Disposal | 3 |
| Technology | 3 |
| Water resources | 1 |
|
| |||
| timing sequence | |||
|
定 时序 列 : 10 phrases in 5 subjects |
| Demography | 1 |
| Economics | 2 |
| Explosives and Explosive Ordnance Disposal | 3 |
| Technology | 3 |
| Water resources | 1 |