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

???????? ????? ??? ?? ?????-????????? ???????????????? ?????? ????? ??? ?? ??? ???????? ???? ??????, ????? ??? ?????? ??????????. ??? ?? ????????? ???????????? ???? ??? ????, ?? ??? ??????????? ????? ???? ???????? ?????????? ??? ? ???????? ?????? 4.5.

??????? ????? ??? ???????????? ????????? ????? ????????? ??????????? ??? ???????? ?????, ????? ???????????????? ???????? ??? ??????? ??????????, ??? ????? ??????. ?? ??????????????? ??? ???????? ????? ??? ??????? ?????????? ????? ????? ????????? ??? ???? ??? ????????? ???????. ????? ??? ?? ??????? ?????, ??????? ????? ??? ???????????? ????????? ????? ???? ????? ???????, ??? ???????????? ????????? ??? ??? ??????? ????????? ??? ????????????????? ???????????? ??? ?????? ?? 270 ℃. ???? ?? ??? ????? ???? ??? ??????????? ?????????? ????????, ?? ??? ???? ???????? ??????????? ?? ??????? ??? ????? ??????????. ???????, ???? ?????? ????? ???????????? ????????? ??????? ????? ??? ???????????? ????????? ??? ??????????? ????? ???????? ????? ??? ??????? ??????????.

??? ?????, ???????? ????? ??? ??????? ??????????? ?????? ??????? ??????. ???? ????? ???????????, ???? ???????????????? ??? ???????? ????? ??? ????????, ????? ???? ?? ?????? ?????????? ??? ???? ??????????. ???????? ????? ???? ??? ?? ???????????????? ???????? ???? ???????? ????????, ??? ????? ???????? ???? ??????? ????????, ??????????? ?????, ????????? ?????, ??????? ?????, ???"? ?. ?????? ???????? ????? ????? ???? ????????? ??????????????? ??? ????????? ??? ????? ??????? ??? ???? ??? ????? ??????????. ???????, ?? ??? ???? ??????????? ?? ???? ???????? ????? ??? ??????? ?????????? ??? ????????????????? ??? ????? ???????????.

??? ?????, ?????? ???????? ????? ??? ??????? ?????????? ??? ???? ?? ??????????????? ????? ????? ????? ??????????. ?? ???? ??? ????????? ?????????????????, ????? ??? ????, ??????????, ??????? ?????????, ???"? ?, ????? ???? ????????? ???????????????? ??? ??????????????? ?????, ????? ??? ???? ?? ???????????? ??????? ??? ?? ????? ??????????. ?? ??????????????? ??? ??????????????? ??? ????? ?????????? ????? ???? ???? ???????? ???? ??????????? ??????????? ??????, ??????????? ????????? ????????????, ??? ???????????? ????? ???????????? ??????????????? ??? ?????????? ??? ???????-???????????? ?????????. ??????, ?? ????? ??????? ???? ??? ?? ????????? ??????? ????????????? ??? ???????? ?????????????? ??? ?? ????