??????????????????

?2?????????3??????????????? (???? ???)???,?????,??????????????????????????????????????

??????,??????????????????????????????????????????????????,?????????

??,1?????????????28????0??2????????3?????????15???????,??2.6?????,??????????????44%,??,?85.7%,???????????8.3%,???????6%??,?,??????????1400??????????????

??,?,??????,?????????????,??,???(???)