??????? 40?, 4?? ??? ????
21?(?) ?? ??? ???? 5??? 1500?
?????? ??????? ??? 30?? ?????(????) 10? ? 40?? 21?(?) ?? 2~5? ????? ???? ?? 5??? ?? 1500?? ????.
??????? ???? ??? ??? ???? ????? ??? 2008??? ??? ???? ????? ??? ??? ?? ??? ???? ????? ???? ??.
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