 |
| |||
| 隔离开关 (disconnecting switch) | |||
| ★ 隔离开关 | |||
| 切断开关; 断路器 | |||
| 断路开关 | |||
|
isolating switch : 12 do fraz, 4 tematyki |
| Elektronika | 2 |
| Hutnictwo | 3 |
| Kolejnictwo | 4 |
| Technika i technologia | 3 |
|
| |||
| 隔离开关 (disconnecting switch) | |||
| ★ 隔离开关 | |||
| 切断开关; 断路器 | |||
| 断路开关 | |||
|
isolating switch : 12 do fraz, 4 tematyki |
| Elektronika | 2 |
| Hutnictwo | 3 |
| Kolejnictwo | 4 |
| Technika i technologia | 3 |