WN2-4318热电阻于热电偶区别青冈
上海临嘉科教仪器有限公司
p1Src=//y1.yzimgs.com/uploads/391770/20180509-79403297.jpg&p2Src=//y1.yzimgs.com/uploads/391770/20180509-35958853.jpg&p3Src=//y1.yzimgs.com/uploads/391770/20180509-54138620.jpg