?? ????200????????????
![](https://image.chezhanri.com/2019/1128/eb6ca2a3146c31dad2163055eeab8db3.jpg)
????:1??????????????:?????????800?
2??????????
3???????
4??????????
5????????????
?8?19???????? (???? ??? ??)8?????18?????????19????,????????????????????????????,??“???????????”?10?,???????????????200???????
???????,“??”?400????,?????1000????????????,“??”????20?????,??
![](http://i2.chinanews.com.cn/simg/ypt/2024/240819/e686a9ba-0771-4bc3-a59d-d9f8e4002beb_zsite.jpg)
??????????,1960?2012???,????0.3?????????????????0.4??????????????/10???????????????,?????2??????,???????????“????”?????????????????????????????????????????????????????
???????????,??“????”????,?????,?,???????
???,“??????”??,????????????,“?????????”??????????????,??
?????,????,?????“??????????”?????????,?????,?????,?????,????,?????????,“???????”?????(???????????)
????:?????