 |
| |||
| 实试验工作 | |||
| 实验研究 | |||
| 试验工作 | |||
| 实验工作 | |||
| experimental work: 8 phrases in 7 subjects |
| Economy | 1 |
| Explosives and Explosive Ordnance Disposal | 2 |
| General | 1 |
| Oil / petroleum | 1 |
| Space | 1 |
| Technology | 1 |
| United Nations | 1 |
|
| |||
| 实试验工作 | |||
| 实验研究 | |||
| 试验工作 | |||
| 实验工作 | |||
| experimental work: 8 phrases in 7 subjects |
| Economy | 1 |
| Explosives and Explosive Ordnance Disposal | 2 |
| General | 1 |
| Oil / petroleum | 1 |
| Space | 1 |
| Technology | 1 |
| United Nations | 1 |