| |||
| 雷达截面减缩技术 | |||
| 简化技术 | |||
|
reduction technique : 9 phrases in 6 subjects |
| Business | 1 |
| Cryptography | 1 |
| Metallurgy | 4 |
| Nautical | 1 |
| Psychology | 1 |
| Telecommunications | 1 |
| |||
| 雷达截面减缩技术 | |||
| 简化技术 | |||
|
reduction technique : 9 phrases in 6 subjects |
| Business | 1 |
| Cryptography | 1 |
| Metallurgy | 4 |
| Nautical | 1 |
| Psychology | 1 |
| Telecommunications | 1 |