拉绳开关型号SBNLS-1230J 上海临嘉科教仪器有限公司

p1Src=//y1.yzimgs.com/uploads/391770/20230110-78089428.jpg&p2Src=//y1.yzimgs.com/uploads/391770/20230110-76335084.jpg&p3Src=//y1.yzimgs.com/uploads/391770/20230110-70751739.jpg