antenna change over switch 天线转换开关
change-over switch controller [电] 转换开关控制器 ; 转换开关控制
Voltmeter change-over switch [电] 电压表转换开关
Multi-point change-over switch 多切点切换开关
battery change -over switch 起动转换开关 ; 摇压开关
coaxial change-over switch 同轴转换开关
universal change-over switch 万能转换开关
automatic change-over switch 自动转换开关
voltage change-over switch 电压转换开关
If it is a necessary change, what is the best way to switch over?
如果有改变的必要的话，最好的切换方式应该是怎样的？
It is generally unnecessary to verify the isolation capacitance on a switch card, because the capacitance is a mechanical function and should not change over time.
由于电容属于一种机械性能，并且不应随时间发生变化，所有通常必须要验证开关卡上的隔离电容。
LPG bi-fuel system placed in the EFI engine is introduced in this article, the fuel change-over switch in the LPG system is to control the fuel conversion.
介绍了一种可用于电喷发动机的LPG改装系统，系统设置了燃料转换开关来控制燃料的转换。
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