???? ???????? ????? ???? ?? ?? ???? ???, ????? ????? ???? ?????? ????? ????? ????, ???????? ????? ???????? ????, ???????? ????? ????, ????? ????? ???? ?????? ???-???? ????????? ????, ??? ????????? ???? ????? ???????? ?????? ????? ????? ?????? ???????? ?????, ??? ??????? ???? ????? ??????? ???? ????? ????? ????, ???-??? ???? ?????? ???????? ????? ???????? ????, ???? ????, ???, ????? ??? ????? ??????? ????? 5-150mm, ?????? ????????? ???????????, ????????? ???????? 1080 oC ????????? ???? ???????? ?????? ??????? 5 ?????? ????? ??? ????? ????? ??? 25% ?? 40%?