?? ??????? ???????? ?????? ??? ?????? ?????? ????? ???????? ??????? ???????? ?????? ???? ??? ???? ????? ?? ??? ?????? ?? ?????? ?? ?????? ??????? ?????? ?????? ???????? ?????? ??????? ???????? ??????? ??????? ??????????? ?????? ????????? ?????? ????? ?????????? ????????? ??????? ??????? ????? ?????? ????? ???? ?? ???? ???? ???? ?????? ???? ?????? ???????. ?????? ?? ??? ??????? ???????? ???????? ??????? ???????? ??????? ????? ???????? ????? ????? ????? ???? ?? 50?.

????? ????? ?????? ??? ????? ?????? ??????? ?? ???? ????? ????? ???????? ?????? ?????? ?????? ???????? ??? ????? ?????? ??? ????? ???????? ??????? ????? ????? ?? ?????? (????? 5μm ~ 9μm) ????? ????? ??????? ?????? ????? ??????? ????????? ???? ????? ???????? ????? ??? ????? ??????? ??????? ??????? ?????? ????????? ???? ???? ???? ????????. ??? ???? ??????? ?????? ??????? ????? ????? ?? HV3200? ???????? ???? ????? ????? HV3223? ?? ??? ????? ????? ???????? YT14 ????? ??? HV1500? YG8 ????? ???????? ?HV1200. ??? ????? ????? ???????? ??????? ??????? ??????? ????? ??????? ????? ?????: ???? ?????? ????? ???? ?? PVD ?????? ??????? ??????? ???????? ???? ?? ????? ??????? ??????????.

??? ???????? ??????? ??????? ??????? ???? ????? ???? ????? ????? ??????? ??????? ??????? ?????? ?????????? ?????????? ???? ??????? ???????? ???? ?????? ????? ?????? ???? ????? ?? ?????? ?????? ?? ??????? ?? ??? ?????? ?????? ??????? ????? ?????? ?? ????? ????? ?? ??? ??????? ??? ???? ?????? ?????? ?????????. ???????? ??????? ??????? ??????? ??? ?????? ?? ????? ??????? ??? ????? ?????? ???? ??? ??? ????? ?????? ????????? ???????? ????? ??????? ??????? ???? ???? ????? ?????? ?????? ??????? ??? ?????? ?????? ????? ?? ??????? ?????? ??????? ??? ???? ?? ??????? ?????????. ??? ??? ?????? ????? ???????? ??????? ??????? ??????? ???? ????? ???? ?????? ???? ???? ????? ??? ?????????.