MA135-L2 双向拉绳开关
上海临嘉科教仪器有限公司
p1Src=//y1.yzimgs.com/uploads/391770/20230110-39001640.jpg&p2Src=//y1.yzimgs.com/uploads/391770/20230110-50724631.jpg&p3Src=//y1.yzimgs.com/uploads/391770/20230110-28455619.jpg