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?????? ??????? ?????? PE
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???? ????? ????? ?? ????????????? PE ?? ????? ?????? ?????? ????? ?? ???? ??? ???? ??????? ????? ??????? ????? ?????? ???? ?????? ?????? ???????????...??? ???????? -
????? ??????? ??????? PERTHubei Aoyuan Building Materials Co. ? Ltd. ? ???? ?????? ?? ????? ?????? ??????? ??????? PERT ? ???? ?????? ??????? PERT...??? ???????? -
?? ??? ???? ????? ???? ????????Hubei Yuan Building Materials Co., Ltd. ? ???? ?????? ?? ????? ?????? PE ? ???? ?????? ???? ?????? ???? PE ????? ?????? ...??? ???????? -
????? ?????? ????? PE??? ????? ?????? ?????? ????? PE ?????? ?? ?????? ??????? ???? ??????? (HDPE) ?? ?????? ??????? ????? ????? ??????? (LLD...??? ???????? -
????? ?????? ????Hubei Aoyuan Building Materials Co. ? Ltd. ?????? ?? ????? ?????? ?????? ??????? ???????. ????? ????? ???? ??????? ?????...??? ???????? -
????? PE???? ???? Hubei Aoyuan Building Materials Co. ? Ltd. ????? PE ????? ?????? (???????? ????? ???? ????? ?????? ??????? ? ?...??? ???????? -
PE ????? ???? ???? ???? ???????????? ???? Hubei Aoyuan Building Materials Co. ? Ltd. ?????? ?????? ?????? ?????? ?????? ????????? PE ????? ?????? (?????...??? ???????? -
????? ??????? ?????? PE???? ???? Hubei Aoyuan Building Materials Co. ? Ltd. ??? ????? ?????? PE ???? ??????. ????? ????? ?????? ? ??? ???????? ...??? ???????? -
????? PE???? ???? Hubei Aoyuan Building Materials Co. ? Ltd. ?????? ????? PE ????? ??????. ????? ????? ?????? ? ??? ???????? ???...??? ???????? -
?????? ??????? ?????? AD PE?????? ????? ?????? AD PE ? ???? ???? ?????? ???? ????? PE ? ?????? PE ??? ????? ?????? ?????? ???? ? ????? ????? ??????...??? ???????? -
AD HDPE ????? ???? ???? ???? ???????? ???????AD HDPE ????? ???? ???? ???? ???????? ??????? ? ????????? ?? ????? ??????? ????? ????? ??????? HDPE ? ???? ??? ? ???????...??? ???????? -
PE ????? ???? ???? ???? ???????? ????????????? ?????? ?????? ????? ????? ??????? HDPE ? ?????? ????? ??????? ????? ????? ????? HDPE ? ??? ??? ??? 5.0MPa ? ?????...??? ????????
