?? ???????????14??????????????
![](https://image.chezhanri.com/2019/1209/37de764a5a872cc4d3b808460661ca05.jpg)
????:1????????????:???????
2???????????
3???????
4???????????
5??????????
??????????????????6????????????????28?????????????? ??????????????28????????????6????????????14?,??????????????????,6??24?,???????14??????????????,???????,????,????????????,????
?????????????????????,????????,????????,??????,??????????????????,???,????????????????????,?????????????,????????????,???,??????????????????????????????,???????????????,??????????????,?????????????????????
???????????????,?????????????????,?????????????????,????,???????????????????????????????????????,????????????????
????????????,??????????,?????????,????????,????????????,????????,??????????,??????? ?????:????????????