| |||
| 振动弦 (线) | |||
|
vibrating string : 18 phrases in 7 subjects |
| Aviation | 2 |
| Electronics | 1 |
| Engineering geology | 3 |
| Mathematics | 1 |
| Oil / petroleum | 1 |
| Space | 1 |
| Technology | 9 |
| |||
| 振动弦 (线) | |||
|
vibrating string : 18 phrases in 7 subjects |
| Aviation | 2 |
| Electronics | 1 |
| Engineering geology | 3 |
| Mathematics | 1 |
| Oil / petroleum | 1 |
| Space | 1 |
| Technology | 9 |