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       ???????? ??????? ?????? ?????? HDPE ????? ???????? ??????? ?????? ?????? PVC: ??
                
            ???? ?? ???? ?????? (17399989993) ?????? ??????? ?? ??? ? ?? ?????? ?????? ?????? ???????? ???????? ??????????: ?? -40 ℃...
                ??? ????????  ????? ??? ?? ???? ?????? ?????? ?????? ?????? ???? ????? ??? ?????? ? ????? ????
                
            ???? ???? Hubei AD Building Materials (173-9998-9993) ???????? ????? ??? ???????? ???????? ??????? ????????? ??? ??????:...
                ??? ????????  ????? ?????? ????? ???? ??????
                
            ???? ?? ???? ?????? (173-9998-9993) ???? ?????? ??????? ?????? ?? ??? ?????? ?????? ?????? ???????? ???? ????? ????????:...
                ??? ????????  CPVC ?????? ????? ????? ??????? ??????
                
            ???? ?? ???? ?????? ???? ???? ?????? ?????? ?????? ??????? ??????? ?????: ??? ?? ??? 50-φ 200 ????? ??? ?????? ??? ? ???...
                ??? ????????  ?? ????? HDPE ????? B ????? ????? ?
                
            ???? Hubei AD Building Materials (17399989993) ??????? ??? ????? HDPE ??? ??? B ??????? ????? ????????: ???? ????? ???? ...
                ??? ????????  ?? ?? ????? ???? ?? ??? ?????? ?????? ?????? ???????? ?
                
            ???? ?? ???? ?????? (17399989993) ??????? ?????? ?? ??? ?????? ?????? ?????? ???????? ???? ????? ????: ??? ???? ?? SN4 ?...
                ??? ????????  ?????? PE ??????? HDPE ?? ??? ????? ?
                
            ???? ?? ???? ?????? (17399989993) ????? ?? ???????? ?????: ??? / ??? / ??? ????? ???????? ????? ?????? ????????? ???????...
                ??? ????????  ????? ???? ???? ????? ???????? ??????? ??? ?????? ??????? HDPE: ???? ???? ?? ???
                
            ??? ???? ??????? ?????? ?? ??? ?????? ?????? ?????? ???????? ???? ??????? ? ?????? ??????? ???? ?????? 17399989993: 7 ??...
                ??? ????????  ?? ????? PE ???? ?????? ?
                
            ???? ?? ???? ?????? ??????? ?????? ??????? ?????? ???????? ??: PE100 ???? ?????? ????? ? ?????? ????? ??????? ???????? ?...
                ??? ????????  ????? ?????? ???? ?????? ?????? ?????? ?????? ?????? ???????? (5)
                
            ??? ???????: 17399989993 ????? ????? ?????? ???? ?????? ?????? ? ???? ???? ?????? ???? FRP ? ?????? MPP ? ???. ??? ?????...
                ??? ????????  ??? ??? ?????? ???? ?????? ?????? ? ?????? ???? ????? ????????? ???????? ???????
                
            ?? ???? ?? ?????? ???? ?????? ?????? ? ??? ???? ??????? ?????? ?????? ????????? ??????? ?????? ??????? ???????! ???? 110...
                ??? ????????  ????? ??????? ????? ?????? PN ??????? ???? ???????? GBT1048-2005
                
            ????: 17399989993 ???? ?? ???? ?????? ???? ?? / T 1048-2005 ?????? ???????? ?? ????? ?????? ???????? ????? ????? ? ???? ...
                ??? ????????