| |||
| ★ 相序继电器 | |||
| 对称分量继电器 | |||
| |||
| 相序继电器 | |||
|
phase-sequence relay : 15 phrases in 6 subjects |
| Electric machinery | 1 |
| Electricity | 1 |
| Electronics | 6 |
| Power electronics | 1 |
| Shipbuilding | 1 |
| Technology | 5 |
| |||
| ★ 相序继电器 | |||
| 对称分量继电器 | |||
| |||
| 相序继电器 | |||
|
phase-sequence relay : 15 phrases in 6 subjects |
| Electric machinery | 1 |
| Electricity | 1 |
| Electronics | 6 |
| Power electronics | 1 |
| Shipbuilding | 1 |
| Technology | 5 |