 |
| |||
| development engineering | |||
| 研制工程: 55 phrases in 8 subjects |
| Air defense | 2 |
| Automobiles | 1 |
| Aviation | 33 |
| Electronics | 4 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 2 |
| Space | 11 |
| United States | 1 |
|
| |||
| development engineering | |||
| 研制工程: 55 phrases in 8 subjects |
| Air defense | 2 |
| Automobiles | 1 |
| Aviation | 33 |
| Electronics | 4 |
| Explosives and Explosive Ordnance Disposal | 1 |
| General | 2 |
| Space | 11 |
| United States | 1 |