 |
| |||
| composite fuel | |||
| 燃油混合物: 10 phrases in 5 subjects |
| Automobiles | 2 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Metallurgy | 3 |
| Nautical | 1 |
| Technology | 3 |
|
| |||
| composite fuel | |||
| 燃油混合物: 10 phrases in 5 subjects |
| Automobiles | 2 |
| Explosives and Explosive Ordnance Disposal | 1 |
| Metallurgy | 3 |
| Nautical | 1 |
| Technology | 3 |