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