?? ?????????? ??????????????
![](https://image.chezhanri.com/2019/0506/20190506110659895.jpg)
????:1?2023?????V:??????
2???????150?????
3????????
4?????
5???qt????
?????????????????8??20??(??? ??????????????????)?????????“????????????????????”“???????????????????????????”??(PU)????????????1999?????????????????????4.85???????????......?????
???????,????????????,???????,?????,?????????????????,???,??????
![](http://i2.chinanews.com.cn/simg/ypt/2024/240820/72b96b7b-3ef8-4746-8110-3174a6f3c4fe_zsite.jpg)
??,?????????,????????????????????????,?????58???,?223.4?????????????,????
????“???????”“?”????????,??????“????????????”????,??????????“??????????”?,?;???????????????????????“10???????,??????1??,???????????”,????????????????????????????????,?????15.17?????????????????
??,???????,???????????“?????????????”??????????,????????????????,??????????????????“??”?????????????????????“??”????,??????????
??,????,8???,???????????????20??????????“????”??“???????????????????,????????????????????,??,?????????”??????,??????????“???”????
?«???“??”????»«???????????“????????”?????????????????»???????????????????????????????,??,????,????????????,????
??????????????????????????,???????,?,??????????????,??????????,??????????????????????(????)
?????????:????????????????