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(1) ??????????? ???????
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????? ?????????? (??? ?? ??????? ??? ????????? ?????) ?? ????????????? ?????????, ??????? ???????? ?????? ???? ?????? ???? ??????? ??????? ????????? ???? ??? ? ?????? ??.
?? ?????? ??? ?????????? ??????????? ??????:
??????? ??????????: ??????? ?????????? ????? ???, ?????? ???? ???, ???????? ??? ??? ????? ??????? ??? ??? ????? ??, ?????? ??????? ???????? ?????? high??? ??, ??? ????????????? ????? ??.
??????????: ?? ????????? ?????????????? ?????????? ??, ?? ??????????? ??? ??????????? ?????? ????? ?? Al2O3 (??????????? ???????) ??????? ?????? ???? ???? ??????????????? ??????????? ????? ??? ??. ? ??????? ???????? ????? ??????????? ?? ??? ?? ???????, ??????, ??????????? ??? ????? ????????.
???? ??????? ??????????, ???? ???????? ????????, ??????????? ???, ???? ???, ????? ???, ?????? ??? ???, ?????? ?????? ???, ???? 3 ???, ???????? ??? ???? ??????? ??????, ??? ???? ??????, ??? ?????? ??? ????? ??????, ????? ???, ???? ???? ?????? ?????? ????? in????.
(2) ????????? ????? ???????
??????? ????????? ?????? ??????????, ????? ???? ???????? ??? ??. ?? ???????? ?? ??? ????? ???? ??? ??. ????? ????? ????? ??? ??? ???? ????-????? ????????? ??. ? ??????, ?? ????? ???? ???? ?? ????? ????????? ????? ??? ??, ?? ?????? ???? ??? ?????? ??. ????????? ????? ??????? ??????? ???????, ????-????? ??????? ??? ??, ??? ?? ???? ??? ??, ???????? ??? ?????? ???????? ??????? ??. ???????? ????? ??? ???? ??, ?????? ???????? ???? ??? ? ????? ??
???????? ????? ?????????? ??? ?????? ?????? ??? ??????? ???? ??? ?? ?????????? ???????? ????? ???? ??????? ??. ?? ??? ??????? ??? ??????? ???? ????????? ??. ???? ????? ???? industrial??????? ???? ???? ?????????? ??? ?????? ?????? ???? ??? ????? ????? ??.
???????? ????? ???????? ?????? ??? ??????:
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???????? ????? ?????:
???? ????? ????? ??? deep??? ?????????? ?????? ???? ??. ????? ????? ??????? ???? 5 ?? ?? ???? ??? ??. ??????? ?????????? ??????????? ????? ????? ?????? ?????? ???? ??? ??! ??? ????? ? 5 ??? ???? ????? depth???????? ??????? ?????? ??? ??. ? ???????? ????? ?????? ?????? ??????? ????? ?? ??? ?????? ???? ????? ????? ????? ??. ??????? ????, ????????????? ????? ???????? ????? ??? ??; ???? ?? ??? ??? !??? ??? ??, ???? ????? ??? ??, ???? ??? ??? ,??? ??? ??, ??? ?????? ?????!
