?????10????????,??????

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

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

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

?,??????????28?????????????,6??????????16?8??????????15??????,???4.27??????????/???????????????6.01?????????????/???????,??????40.7%??,??,????????

??,????30??(7????????22???28????)??????4.91???????????/?????????????,??10?????

???????,????,???????6?????????,??????????,??????9?????,????,??,?,????????,??“?”???????

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

??????????????????????5??6?????,???????????????,??????????????????,???????????,??,???????????????????????

??,????,????,????????????????????9???????,????“??????????????????”?????,9??????????????????????????????????????????,????????,???????? ??????????????????:???????????