施克光电开关GTE6GTB6-N1211N1212P121漫反射PNP对射NPN传感器 上海临嘉科教仪器有限公司

p1Src=//y1.yzimgs.com/uploads//20240703-90700053.jpg&p2Src=//y1.yzimgs.com/uploads//20240703-25520627.jpg&p3Src=//y1.yzimgs.com/uploads//20240703-36110386.jpg