clear key switch

程式设计语言"_馆档网 ... "清除键"," clear key" "清除键开关"," clear key switch" "清除指示灯"," clear lamp" ...

电气英语词汇_诗词苑___译者文摘... ... clapper switch 铃锤式开关 clear key switch 清机键盘开关 clear switch 清除开关 ...