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The 5-Second Trick For 虫情测报灯

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光控工作原理：当环境照度连续一分钟≧4lux时——数控电路所控制的触点断开，测报灯处于待机状态（关机）；当环境照度连续一分钟≤4lux时——数控电路所控制的?? https://harleyfepa477743.pointblog.net/the-5-second-trick-for-虫情测报灯-72333988

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