 |
| |||
| 谐波电压 | |||
| harmonic voltage: 15 phrases in 7 subjects |
| Electric machinery | 6 |
| Electronics | 2 |
| Hydroelectric power stations | 1 |
| Metallurgy | 1 |
| Rail transport | 1 |
| Technology | 3 |
| Wind Energy | 1 |
|
| |||
| 谐波电压 | |||
| harmonic voltage: 15 phrases in 7 subjects |
| Electric machinery | 6 |
| Electronics | 2 |
| Hydroelectric power stations | 1 |
| Metallurgy | 1 |
| Rail transport | 1 |
| Technology | 3 |
| Wind Energy | 1 |