- emergency push-button switch
- 事故: malfunction; trouble; fault; ...
- 按钮开关: press-button switch; button ...
- 事故按钮: emergency 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
- 按钮开关盒: push-button switch box
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