DGMDC-5,DGMDC-5-X-BK-30,DGMDC-5-X-TK-30,DGMDC-5-X-TK-30,叠加单向阀

DGMDC-5-Y-PK-30,DGMDC-5-Y-PK-30,DGMDC-5-Y-AK-30,DGMDC-5-Y-AK-30,DGMDC-5-Y-BK-30,DGMDC-5-Y-BK-30,

DGMDC-5-Y-AM-30,DGMDC-5-Y-AM-30,DGMDC-5-Y-AK-BK-30,DGMDC-5-Y-AK-BK-30,