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| double pole switch | |||
| double-break switch; double-pole switch | |||
| double point switch | |||
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双刀开关 : 29 phrases in 11 subjects |
| Earth sciences | 1 |
| Electronics | 6 |
| General | 2 |
| Geophysics | 2 |
| Hydroelectric power stations | 1 |
| Information technology | 4 |
| Navigation | 1 |
| Rail transport | 1 |
| Shipbuilding | 1 |
| Space | 3 |
| Technology | 7 |
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