请问有没有可以感应人体的红外传感器,可根据扇形检测到的面积增大,输出量线性变化,最好是直插的型号? 知乎 Template




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tomski请问有没有可以感应人体的红外传感器,可根据扇形检测到的面积增大,输出量线性变化,最好是直插的型号? 知乎 coloring