zero-sequence voltage
| relay
| zero sequence voltage | |
| el. | 零序电压 |
| Relay | |
| space | 中继 |
| relay | |
| el.mach. | 电气继电器; 继电器 |
| forestr. | 分程传递 |
| hydroel.st. од. | 继电器 |
| interntl.trade. | 转送; 补充; 接替 |
| met. | 替续器; 中继站 |
| |||
| 零序电压 | |||
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zero-sequence voltage : 8 phrases in 4 subjects |
| Electric machinery | 1 |
| Electronics | 3 |
| Hydroelectric power stations | 3 |
| Technology | 1 |