对夹式弹性硬密封蝶阀 DT73H-10C,DT73F-10R,DT73H-16C,DT73F-16P,DT73H-25R,DT73F-25V
-25P-DN100,DT73F-25P-DN125,DT73F-25P-DN150,
DT73F-25V-DN50,DT73F-25V-DN65,DT73F-25V-DN80,DT73F-25V-DN100,DT73F-25V-DN125,DT73F-25V-DN150,

01/21 17:02