?? ?18?????? ??????5????????
![](https://image.chezhanri.com/2019/0517/20190517111414837.jpg)
????:1????100?:?????????
2???????app??
3?????????
4????????
5???????
??8??6?? ??????????????????“??”6??,???“?????”???????,???11????????????????,??18?,?????5???????????????
??????????«?»?????,11??,???8??????????????????????2?????1????????????????,????????????????????30??80????,?10???,1??????????11??,?????3????
??“???”????????????????,?????????2??????4??,6????
?,???????,???,?????????????????????????????,?????????????????????,??40%?????75%??,?4.5%??????????????,????
????????“??”????????,?2005?????“??”???“???”????????,???42??,?8??????(???) ?????:??????