通风蝶阀 DXH373X-16C-DN50,DXH373X-16C-DN65,DXH373X-16C-DN80,DXH373X-16C-DN100,DXH373X-16C-DN125,|产品总汇|无锡市昌林自动化科技有限公司手机版

通风蝶阀 DXH373X-16C-DN50,DXH373X-16C-DN65,DXH373X-16C-DN80,DXH373X-16C-DN100,DXH373X-16C-DN125,

334

540

495

463

16-22

540

495

463

16-22

130

450