| |||
tumbler switch | |||
rotary switch | |||
rotating switch; perking switch | |||
turn switch | |||
| |||
rotary air compressor |
旋转开 关 : 32 phrases in 12 subjects |
Air defense | 1 |
Automobiles | 2 |
Aviation | 1 |
Electric machinery | 1 |
Electronics | 11 |
General | 1 |
Hydroelectric power stations | 1 |
Mechanics | 2 |
Metallurgy | 2 |
Shipbuilding | 1 |
Space | 1 |
Technology | 8 |