PJZS-3145S/2 双向拉绳开关 上海临嘉科教仪器有限公司

p1Src=//y1.yzimgs.com/uploads/391770/20230110-93667206.jpg&p2Src=//y1.yzimgs.com/uploads/391770/20230110-54461951.jpg&p3Src=//y1.yzimgs.com/uploads/391770/20230110-24591862.jpg