| |||
| 环境检测 | |||
|
Environmental Detection : 10 phrases in 7 subjects |
| Air defense | 1 |
| Aviation | 3 |
| Earth sciences | 2 |
| Electronics | 1 |
| General | 1 |
| Space | 1 |
| Technology | 1 |
| |||
| 环境检测 | |||
|
Environmental Detection : 10 phrases in 7 subjects |
| Air defense | 1 |
| Aviation | 3 |
| Earth sciences | 2 |
| Electronics | 1 |
| General | 1 |
| Space | 1 |
| Technology | 1 |