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

????:???????:??????

??6??????30? (????)???30??????9?????24??????????????,????????????????????????????????????(120~160???),???????(??30~50??????????????,??60?)????????????(8?????)???????????

29??20??30??????7???????????,????????????????????????????????????????????????790??50??,??18.9%;41???????100???,??1.0%;????150.3???????????????????

???????,30??;??,??,?????(??????????) ???:??