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

?? ??, ???(康奉均)???????? 3? “??? ???? ????? ??? ???? ???”? ???.

???? ?? ?????? ?? “????? ????? ????? ??? ???? ?? ?? ?”??? ??? ???.

?????? ?? ?? ???? ???? ???? ??? ??, 7??? ??? ????? ??? 30%?? ?? ??????????.? ????? ?? ?????? ????? 6????????6?????? ???? ????? ?? ????? ????? 5%?? 10%? ???? ??.

??? ????? 1·4?? ?????? 4.6%? ??? ? ??????? ??? ??????? ???????? ??? ????.

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