 |
| |||
| 灵敏探测器 | |||
| sensitive detector: 51 phrases in 15 subjects |
| Air defense | 1 |
| Automated equipment | 1 |
| Aviation | 3 |
| Chemistry | 1 |
| Communications | 1 |
| Earth sciences | 1 |
| Ecology | 1 |
| Electronics | 6 |
| General | 2 |
| Geophysics | 1 |
| Metallurgy | 3 |
| Oil / petroleum | 4 |
| Rail transport | 1 |
| Space | 4 |
| Technology | 21 |