selector switch meaning in Chinese

(电话交换机的)自动接线机；(电视机的)选台旋钮。

And the excitation voltage and output were also fed through the selector switch to the digital voltmeter .
其激励电压和输出也通过选择开关接到数字电压表上。
Power switches , selector switches , motor protective appliance
主电源开关选择开关马达保护器
Selector switches for the by - pass butterfly valve is located on mcc2
旁通电动蝶阀的选择制设在mcc2上。
Antenna selector switches
天线选择器开关
Voltmeter selector switch
电压选择开关

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