| |||
double pole switch | |||
double-break switch; double-pole switch | |||
double point switch |
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 |