2007.12.1 ︽ ︾
( ) ( ) ( ) ; 7 ~ 8 ( ) ( ) ( ) 80% 21 3 (ADS ) ( 25 ) 100 ~ 140 1400 1000 1200 15 ~18 30 90% 1980 2000 10KM 20 20 30 ( ) ( 2006 ) 6 7 25 31
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