?? ??????? ??????
![](https://image.chezhanri.com/2019/0314/20190314105140917.png)
????:1?????????:??????
2?????98??
3???9598??
4????????
5??????????
???????????????“??”,??????????????????????,?????,??????????????????????,????????????
???,?????????????????????,??????????????????,???????????,??????
????? ??????
??,????????????,?????????????,??????????,?,?????“???????”,????????????,??,????????????“?????”????????,???????
????????????????,??????????,???????,??????????????????????????,?????????
????? ?????????????
???,??????????????,??,???????????????????????????????????“???????”??????????????
??,???????,??????????????????????????????????????????,?????????????,????????????????,??????
??????? ????????????????
?????????,??????????????,???????????,???????????????
???2??3?????????,????10??????????30??????5????????,????????????????,?????????3????????????????,?????????????,??????????????,????????????????????
??? ?
??????,??????????????????????????????????,?????????????80%????????,????????5????????????????????????????,?,??????8%????,??????????
???,?????????????????????,?????????????????????????,?????????????;??????,??,???????????
??? ????????
????,??????????????????,?????????,??????????
??? ???????????
????????????????,????????,???????3?????????????????????6????????????,???????????,???,????
????????,???????,?????????????,????,????????
?????????,?????????,????????????????????????,???????
??/?? ?? ???????????????????????:????????????