 |
phase-rotation
| relay
| phase rotation | |
| el. | 相位旋转 |
| tech. | 相序 |
| relay | |
| el.mach. | 电气继电器; 继电器 |
| forestr. | 分程传递 |
| hydroel.st. | 继电器 |
| met. | 替续器; 中继站 |
| |||
| 相位旋转; 反相 | |||
| |||
| 相位旋转 | |||
| 相序 | |||
| phase-rotation: 10 phrases in 6 subjects |
| Air defense | 1 |
| Electric machinery | 3 |
| Electronics | 3 |
| Metallurgy | 1 |
| Oil / petroleum | 1 |
| Technology | 1 |
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