traction return current
| circuits
| traction return current | |
| tech. | 牵引回流 |
| circuit | |
| gen. | 周; 环道 |
| athlet. | 循环 |
| el. | 路 |
| el.mach. | 电气回路 |
| hydroel.st. | 线路 |
| hydroel.st. од. | 回路 |
| manag. | 巡回 |
| met. | 系统; 流程 |
| |||
| 牵引回流 | |||
|
traction return : 9 phrases in 2 subjects |
| Rail transport | 5 |
| Technology | 4 |