????? ?????? ( ???????? : Sand?ak / Сан?ак) ?? ????? ??? ?? ????? ??????? ??????? ???? ????? ??????? ??????? ??????? ????? ?????? ?????? ?? ??????? ??????? ? ????? ????? ?????? ????? ??? ??????? ????? ?????? ??????. [1] [2] [3]
???????? ??????? ?? ???? ?????? ?? ?? ???????? ???????? ≪?????????≫ ??? ???? ???????? 87% ???? ???? ??????? 600 ??? ???? ?????? ????? ????????? ????????? ?????????? ????? ????? ?? ??? ???? ???????.
??????? ???? ????? ???? ????? ?????? ??? ?? ????? ??? ???????? ??????? ??????? ???????? ??? ???? ?????? ???? 94,47% ?????? ????? ?????? ????? 88?74 ?? ????? ???????? ????? 75,69?% ?? ??? ??????.
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