
???? ??????
AD pe ????? ???? ???? ???? ???????? ??????? DN160 * 9.0mm 1.6Mpa ??????
???? ?? ???? ?????? (???? ???? ?????? 17399989993) ?????? ?? ????? 1.6Mpa ????? ?????? ?? ????? ???? ???? ???? ???????? ...
??? ???????? PVC-U ??? ??????? ???????? ??????????? ???????? ?????????? AD ???????? ?????????
???? ?? ???? ?????? (???? ???? ?????? 17399989993) ?????? ?? ????? ??-U ??? ???????? ?????????? ? ???? ????? ??????? ???...
??? ???????? ?? ????? ?? ???????? ?-R ?????? ?????? ??????? ???????? ???????? ?????? S3.2 ???
???? ?? ???? ?????? (???? ???? ?????? 17399989993) ?????? ?? ????? S3.2 ????? ??????? ????? ???????? ??????? ?????? ????...
??? ???????? AD ????? ????? ???????? ??????? ?????? ?????? ??????? ???????? ? ?????? ????? ??
???? ?? ???? ?????? (???? ???? ?????? 17399989993) ?????? ?? ????? ????? ????? ?????? ????? ???????? ??????? ?????? ????...
??? ???????? AD pvc ??????? ??????
???? ?? ???? ?????? (???? ???? ?????? 17399989993) ?????? ?? ????? ?????? ????? ??????????? ? ???? ????? ?? ???????? ???...
??? ???????? AD A hdpe ????? ?????? ?????? ???????? dn300 sn8 ????? ???? ??????? ???????? ???
???? ?? ???? ?????? (???? ???? ?????? 17399989993) ?????? ?? ????? DN300 ???? ??? ?????? ?????? ?????? ???????? ? ???? ?...
??? ???????? ?? ???????? ?? ????? ???? ?? ???????? DN300 SN12.5 ??????? ???? ??????
????? ???? Hubei AD Building Materials (???? ?????? ?????? 17399989993) ?? ????? ?????? ?? ?????? ?????? ?? ???? DN300 P...
??? ???????? ?? ?? ????? ????? ? ???????? ????????? ??????? ? ??????? ???? ??????? ? ??? ????
???? ?? ???? ?????? (???? ???? ?????? 17399989993) ?????? ?? ????? ?????? ?? ????? ? ????? ????? ????????? ? ????? ?????...
??? ???????? AD pe carat tube DN200 SN12.5 ????? ????? ?????? ???? ??????
????? ???? Hubei AD Building Materials (???? ?????? ?????? 17399989993) ?? ????? ?????? ?? ???? PE ?? ???? DN200 ? ???? ...
??? ???????? AD pe carat tube DN300 SN12.5 ????? ????? ?????? ???? ??????
????? ???? Hubei AD Building Materials (???? ?????? ?????? 17399989993) ?? ????? ?????? ?? ???? PE ?? ???? DN300 ? ???? ...
??? ???????? ????? ?????? ??????? ?????? PE AD DN110 1.0Mpa ??????? ???? ??????
???? ?? ???? ?????? (???? ???? ?????? 17399989993) ?????? ?? ????? ?????? ??????? ?????? ?? ???? DN110 ? ???? 1.0MPa ???...
??? ???????? AD Jingjie cpvc ?????? ?????? DN160 * 3.0mm PVC-C ?????? ???? ?????? ? ????????
???? ?? ???? ?????? (???? ???? ?????? 17399989993) ?????? ?? ????? DN160 * 3.0 ??????? ??? ?????? ???? ?????? ??????? ? ...
??? ????????