?? ????????10?????,??????
![](https://image.chezhanri.com/2020/0320/5d2a78933a27d7c21685ba4eb1ba0e85.jpg)
????:1???????????:??????
2????????
3??????????????
4?????
5??????
?????:???????
??????????????? ??????????
????????,??????????28?,6??????????????????????16?????????????????????????8?15??,??4.27??????????/??????????????6.01????????/??,??????40.7%???,???????????,????
?,??????30?????????????(7??22????28???????????)????????4.91?/?????????,??10???????????
?,???????,??????????????6???,?????????????,????9????,?????????????????,????,??????,??????????????,??“?”???????????
??????????????????????,???????????,?????????????????????????????????????????,??????,??????????,?,??????????????
??????5??6?????,????????????,????,?????????,??,?????????????????
??,?????????????????,???,?????????????9?,???????“????????”???????????,9??????????????????????????????,??????????,?????????????????? ?????:?????????????