 |
| |||
| 电子波 | |||
|
electron wave : 16 phrases in 8 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Chemistry | 1 |
| Electronics | 2 |
| Metallurgy | 4 |
| Scientific | 1 |
| Space | 1 |
| Technology | 5 |
|
| |||
| 电子波 | |||
|
electron wave : 16 phrases in 8 subjects |
| Air defense | 1 |
| Aviation | 1 |
| Chemistry | 1 |
| Electronics | 2 |
| Metallurgy | 4 |
| Scientific | 1 |
| Space | 1 |
| Technology | 5 |