 |
| |||
| 电源主总开关 | |||
| 主控开关 | |||
| 主控开关 | |||
| 主控幵关; 总幵关 | |||
| 总配电盘 | |||
| 主开关 | |||
| 总开关; 干线开关 | |||
| 电源开关 | |||
| 主［总］开关 | |||
| 主电门; 主交换机 | |||
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main switch : 37 phrases in 13 subjects |
| Automobiles | 4 |
| Aviation | 1 |
| Electric machinery | 1 |
| Electronics | 4 |
| Geophysics | 1 |
| Hydroelectric power stations | 2 |
| Mechanics | 1 |
| Metallurgy | 3 |
| Nautical | 1 |
| Oil / petroleum | 3 |
| Rail transport | 4 |
| Shipbuilding | 2 |
| Technology | 10 |