????:1?????????:??one???

2?????????????

3????51?????

4???????

5?????????

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