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??? ?????????, ?? ????????? ????? ??? ?????????? ??? ????????? ?????? 0.1-1 ? ??? ?? ?????????? ???????? ??? ?? ?????????? ??? ?? ??? ?????? 0.02-0.1 ? ??? ??????? ????????????? ?????????.

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???? ?????? ???????? ???????????? ???????????, ??? ??? ???? ????????? ?? ????? ????? ????? ???????? ??? ?? ????????????, ??????? ????? ???????????. ???? ??? ?? ????? ????? ????? ??? ???????? ???????????? ??? ?? ????? ??? ???????????, ???? ????????? ?? ????? ????? ????? ???????? ??? ?? ????????????, ?????? ????? ????????? ????? ???? ??????? ??? ??????? ????? ????????? ??? ???? ?????????. ???? ??????????? ??? ????????? ??? ????????????, ????????, ???????? ??? ????????.

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