??? ?????????, ???????? B13 (??????? ?????) ??? ???? ?????????? ??????? ???? ??????, ???? ???? ???????, ???? ???, ?????? ????, ????? ??? ?????? ??????????? ???? ?? ?? ???? ???? ??? ??? ??????? ??????? ????? ????, ???? ????? ????? ??? ??????? ?????-?????? ????????????? ??? ???? ?????? ?????, ??? ?????? ??????? ?????????????????? ??? ????? 90 °C ?? 5 - ?????- ?????????-4 - A ???? ??????? ?????, ??????? ???? ??? - ?????? ?????? (??????????), ??????? ???? ??? ???? ???????? ???????????, ??? ???????? ???????? ??? ????????????? ???????? ???? ????? ??????, ???? ??????? ???????? ???? ???????? ??? ??? ?????????? ??????? ??????????? ????? ???? ??????? ?????, ???? ?? ?? ?????????? ?????? ???; ???? ???? ???? ?? ??????? ????? ?????????? ??? ???? ???? ?? ?????????????? ?????? ???????? ???? ?? ??????, ??????? ???????????, ????? ? ????? ????????, ???? ??? ??? ?????????? ??? ?????? ???? ????? ??? ????? ???? ???? ????? ???? ?????????? ???????????? ?????????? ????? ???????? ???? ?????? ??????? ?????, ?????????? ????? ????? ????? ????? ??????, ???????? ??????????? ??? ???? ?????????? ?????? ???? ??? ??????? ??????????????, ????????? ?????????? ????? ????????? ????? ??? ??? ??????? ???? ???????? ?????? ?????, ???? ????? ?????????? ????????????? ???????? ??? ????????? ????????, ???? ???????????? ?????? ????? ???? ?? ?????????????? ?????? ????????