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       ???? ????? PVC ???? ?
                
            ????? ? ????? ???? ?? Hubei AD ?? ????? ??? ???? ????? PVC: ????? ????????? GB / T 5836-2006 ? ????? ???? PVC AD ?? ????...
                ?????? ??????  ????? ??? ??? ?? ?????? ?????? PVC-U
                
            Hubei AD Building Materials ?? ????? ???? ??? ??? ??? ?? ??????? ?????? PVC-U ???? ???? ? ??? ?? ??? ????? ?? ??? ?? ???...
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                ?????? ??????  ??? ??? ????? ?? ????? ???? ?? ???? ??? ??? PVC ?? ?? ?????? ?
                
            ????? ? ????? ???? ?????? ???? ???? ??? ????? ?? ????? ???? ???? ??? ???????? AD PVC: ?? ???? ????? ????????? ???? ?????...
                ?????? ??????  ???? ??? ??? ?? ????? PVC ???? ??? 110 ???? ????: ???? ?? ???? ?????? ?? ???? ??
                
            Hubei AD Building Materials (17399989993) ???? ??? ?????? ??????? PVC 110 ???? ???? ?? ???? ????  8 ???? ????? ?? ??? ??...
                ?????? ??????  ????? ?????? ??? ??? ????? ??? HDPE ???? B ??? (???? ?????) ????? ????
                
            ????: 17399989993 ????? ?????? ??? ??? ????? ??? HDPE ???? B ??? (???? ?????) ?????? ??? ???? ??????? ?? ????? ?? ??? ? ...
                ?????? ??????  ????? ???? ???? ?????? ??????? ????? ??? ?? ???? ?????? HDPE
                
            ????: 17399989993 ???? ?????? ??????? ????? ??? ?? ???? ?????? HDPE ?????? ????? ??? ?? ???? ?????? ? ?????? ??? ???? ??...
                ?????? ??????  ?????????? ????? ???? ???? ?? ?? ??
                
            "Hubei AD Building Materials (17399989993) ???? ??? ????? ?? ????? ???? ???? ?? ?? ?? ????????? ??? ?? ????? ?? ??? ? ??...
                ?????? ??????  ???? ?????? ?? ????? HDPE ?? ????? ???? ?????? ?? ????? PVC: ????? ???? ?? ?? ??
                
            Hubei AD Building Materials (17399989993) ?????? ???? ?? ????? ??? ???? ???? ?????? ?? ????? HDPE ? PVC: ?? -40 ℃ ??????...
                ?????? ??????  ??? ???? ???? ????? ???? ?????? ??? ?? ??????? ???? ???? ??? ? ????? ? ????? ???
                
            Hubei AD Building Materials (173-9998-9993) ????? ??? ??? ???? ??? ????? ???? ?????? ?? ??? ?? ??????? ?? ????? ????? ??...
                ?????? ??????  ???? ??? ???? ???? ??
                
            Hubei AD Building Materials (173-9998-9993) ?? ??? ????? ?? ?????? ?????? ???? ???? ???? ?????? ?? ????? HDPE ?? ????? ?...
                ?????? ??????  ???? ?????? ???? ????? ??? CPVC
                
            Hubei AD Building Materials ???? ?????????? ?????? ???? ???? ??? CPVC ?? ????? ?? ???: ???? ????? ?????? ??? ???? φ 50-φ...
                ?????? ??????