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

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

??1??2?? (?? ?????????)1??2?????????????????????10??01????????????????????????????16???????????43???????????????,??????????4.8???????????????4.6?????,???????10?????????????????????,?2????4?????????????????????????????,????,?????????????????????,??,???,?????????????

?,?,???

??,?????????69???????????????????????21?,?????????????????,??????95????????,????????????,???????????????,?,???????????????????????

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

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