| |||
| 单掷开关 | |||
| |||
| 单向开关 | |||
| 单掷开关 | |||
| 单投开关 | |||
|
single throw switch : 23 phrases in 9 subjects |
| Aviation | 2 |
| Electric machinery | 1 |
| Electronics | 3 |
| Geophysics | 2 |
| Hydroelectric power stations | 1 |
| Navigation | 2 |
| Nuclear and fusion power | 1 |
| Space | 3 |
| Technology | 8 |
| |||
| 单掷开关 | |||
| |||
| 单向开关 | |||
| 单掷开关 | |||
| 单投开关 | |||
|
single throw switch : 23 phrases in 9 subjects |
| Aviation | 2 |
| Electric machinery | 1 |
| Electronics | 3 |
| Geophysics | 2 |
| Hydroelectric power stations | 1 |
| Navigation | 2 |
| Nuclear and fusion power | 1 |
| Space | 3 |
| Technology | 8 |