- power supply test jack
- 电源电压: supply voltage; mains input
- 测试: test; testing; checkout; mea ...
- 按钮开关: press-button switch; button ...
- 闪光测试按钮: flash test button
- 按钮开关: bs button switch; buttonswitch; face contact; pb push button; press button key; press button switch; press stopper; push button switch; push contact; push switch; pushbutton actuator; pushbutton key; pushbutton switch
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