?? ??????????? ????????
![](https://image.chezhanri.com/2019/0505/20190505143759543.jpg)
????:1??????:?????????
2??????????
3?????
4?????????
5????????????
????????????????????? ????
??????????,???????????????“???????”????????,???????????????,??????,??3????????,???7??????????????????
???????,????????????,?????????,???????,????????,???????????,?????????????,??,??????????????,?????????,?????????????????????
?????????,?????????????????????,???7??????????????,??????????????,???;???????????????????????????????????????????“???”??????????????,?????;??,???????4??????????????????;??????????????????????????????????????????????????????,????????
?????????,??????????????????,??????;????????,???????????,????????????????,?????????
??,?????,?????????????????“????”????,???????????????????????,????????????,?????????,??????????????,??????????
?????,????????????????,????????????????????????????????,????,????????????????????,????,?????;???????,??????????????,???,????????,???????
???,?????????,???????????????,??????????,???????,???,????????????
???,??????????????,?????????,?????????????????????,???????,??????????,??????????(???????) ??????:??????????????