锻钢法兰截止阀 型号：J43H J43H 北京同德创业科技有限公司

p1Src=//y3.yzimgs.com/uploads/378650/2016118-9630172.jpg&p2Src=//y1.yzimgs.com/uploads/378650/2016118-9634697.jpg&p3Src=//y3.yzimgs.com/uploads/378650/2016118-9639226.jpg