??? ?? ???????? ??? ABS: ?? ???????? ??? ABS ????? ??? ???? Beier ……
??? ?? ???????? ??? PET: ?? ???????? ??? PET ??? ?? ……
??? ?? ???????? ??? PS: ????? ???? Beier ?? ?????……
??? ?? ???????? ??? ??? ?????: ????? ???? Beier ?? ?????……
??? ?? ???????? ??? PP: ????? ?????? ??????? ??? ??????……
?? ????? ???? ??? ??? ??? ?? ????? ??? ????? ?????: ??? ????? ?? ????? c……
?? ????? ???? ???? PVC ?????: ????? ???? ??? ???? ???? PVC……
?? ???????? ???? ????? ?? ? ??? HDPE 20-2500 ???? ??? HDPE ?? ? ???……
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