電動對夾式硬密封球閥 D973H 浙江阿斯塔閥門科技有限公司

p1Src=//y2.yzimgs.com/uploads/399730/2024428-1021625.jpg&p2Src=//y2.yzimgs.com/uploads/399730/2024428-10224889.jpg&p3Src=//y1.yzimgs.com/uploads/399730/2024428-10232681.jpg