?? ???“????”???????????????
![](https://image.chezhanri.com/2019/0828/20190828142335828.jpg)
????:1??????????:??????????
2?????
3?????
4???????
5???????????
?????7?????????????12??? (???? ?????????????????????????)?????“???????”??????12????????“????”????
??????????????????,?????????????,?????????????????,?????????????????????????????,??,???????????????????????????,???,???
????????????????????????????????????????????????????????????????,?????????????,??????50?????????25??????????????10????
??“?”?????????????????????,??8?1.6????????????,??????“??”???????????????????????????????22?????????????????,???????????755??,??12??????500????,??????????????,????????????????,??????????????????
??,?,?????92???40?????????????????“??????”??,3?????????????????226??,??16???,?????????,????1.8??,?????????27.9???????????????????????????????????????????“???????????????????????”,??????????????????900????35???????????,?1700??????(???) ???:????????