 |
| |||
| 弹性振动 | |||
|
elastic vibration : 10 phrases in 7 subjects |
| Aviation | 1 |
| Bridge construction | 2 |
| Chemistry | 1 |
| General | 1 |
| Rail transport | 1 |
| Space | 2 |
| Technology | 2 |
|
| |||
| 弹性振动 | |||
|
elastic vibration : 10 phrases in 7 subjects |
| Aviation | 1 |
| Bridge construction | 2 |
| Chemistry | 1 |
| General | 1 |
| Rail transport | 1 |
| Space | 2 |
| Technology | 2 |