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PVC-U ?????? ??????? ?????? ????? ??????
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PVC-U ?????? ??????? ?????? ? ??? ?????? ??????? ?????? ????? ? ????? ?????? ??????? ? ???????? ??????? ? ?????? ?????? ???? ? ?????? ????? ???? ? ??? ????? ? ????? ????? ? ?????? ????? ? ????? ?????? ??????? ? ?? ???? ????? ? ??? ???????? ??????? ? ?????? ???????? ?????? ??????? ??????? ?????.
PVC-U ?????? ??????? ?????? ???????? ???????? ??? ??????? ???? ???????? ??????? GBT1202.1-2006 ? GB / T1202.2-2003. ???????? ?????? ?? ??????? ?????? GB17219-1998 ?????? ????? ????? ???????? ??? ????? ?????? ?????.
PVC-U ????? ????? ?????? ???? ?? ??? ??? ????? ????? ?????? ???????? ? ????? ?????? ??? ?????? ??????? ? ???? ???? ????? ??? ?????? ????? ?????? ??????? ??????? PVC-U ??? ?? ???? ???????? ?????? ?? ?????? ???? ??????? ?????? ??????? ???????? ? ?? ???? ???? ??? ????? ?????? ????.
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6. ?? ??????? ???? ?????? ?????? ?? ???????? ????????? ???????? ??????.
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1. ???? ??????? ???? ??????? ?? ?????? ?? ???? ??? ?????? PVC-U ???? ???? ??????? ???????? ???????? ????? ????? ???????.
2. ?? ?????? ???????? ????????? ?? ????? ???? ? ??? ??????? ????? ?? ???????. ??? ??? ?????? ??????? ? ?????? ???? ???? ???? ?????? ????? ????? ??????? ?????? ?? ??????.
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3. ?? ????? ??? ????? ??? ??????? ?? ????? ????? ?????? (???? ???? ?????? ??? ????????? ?????? ????????? ? ???? ????? ?????? ????? 10 ?? ? ?????? ?????? ????? 25 ??).
4. ???? ?????? ? (??? ????? ????? ?????? ?????? ? ???? ????? ????? ??????? ??????? ?????? ?????? ??? ????? ??????? ??????).
