turnon反义词是什么

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精选答案

turn on反义词是turn off，turn off中文意思是关掉，关闭；拐弯，使转变方向；使失去兴趣

Its main return circuit adopts thyristor contactless switch, so can turn off circuit quickly, precisely and reliably.该系列点焊机主回路均采用晶闸管无触点开关，电路关断时间快、准确、可靠。