variable frequency
| power system
| variable frequency | |
| geophys. | 可变频率 |
| power system | |
| auto. | 动力 系统; 电动系统 |
| busin. | 权力系统 |
| compr. | 电网 |
| hydroel.st. од. | 电力系统 |
| met. од. | 动力系统 |
| railw. | 电流制 |
| refrig. | 驱动部件 |
| space | 能源系统 |
| tech. | 电力网 |
| |||
| 可变频率 | |||
| 变频 | |||
|
variable frequency : 127 phrases in 29 subjects |