?? ???????????? ??????????
![](https://image.chezhanri.com/2019/0729/20190729165520406.jpg)
????:1????????:?????????
2???????????
3??????300?????
4?????????????
5????????
????9?11?? (??????????? ????????????????????)??????11???
?????,??????????,??????????“??”?
??????3????,??19????????????????????1-3?,??????????????????????????????????????????????????????????????,????????????????????4-19??????????????????????,?????????????????????????????????????,???????????
??????????,?60%,??????????????15??,???2000????????,???????????30????????????????????????????????????
“??,??,?????????????????????”?????????????????,???????????????????????????????????,??????????20%25%??(???) ????????????????????????????:????????????????