 |
| |||
| 震源波 | |||
|
source wave : 18 phrases in 9 subjects |
| Air defense | 2 |
| Astronomy | 1 |
| Aviation | 1 |
| Electricity | 2 |
| Electronics | 1 |
| Engineering geology | 1 |
| Oil / petroleum | 2 |
| Space | 2 |
| Technology | 6 |
|
| |||
| 震源波 | |||
|
source wave : 18 phrases in 9 subjects |
| Air defense | 2 |
| Astronomy | 1 |
| Aviation | 1 |
| Electricity | 2 |
| Electronics | 1 |
| Engineering geology | 1 |
| Oil / petroleum | 2 |
| Space | 2 |
| Technology | 6 |