电动通风蝶阀 D941W-1C-DN200,D941W-1C-DN250,D941W-1C-DN300,D941W-1C-DN350,

325
805
820
Z10-24


600
755
705
210
20-26
510
1055
540
ZKJ-310
950


700
860
810
24-26
560
1155
1050


800
975
920
24-3

01/30 12:45