| |||
| 波结构 | |||
|
wave structure : 24 phrases in 9 subjects |
| Aviation | 2 |
| Ecology | 1 |
| Electronics | 2 |
| Engineering geology | 1 |
| General | 1 |
| Materials science | 1 |
| Oil / petroleum | 1 |
| Space | 3 |
| Technology | 12 |
| |||
| 波结构 | |||
|
wave structure : 24 phrases in 9 subjects |
| Aviation | 2 |
| Ecology | 1 |
| Electronics | 2 |
| Engineering geology | 1 |
| General | 1 |
| Materials science | 1 |
| Oil / petroleum | 1 |
| Space | 3 |
| Technology | 12 |