?? ?????????????2000???
????:1?????????:??400????
2????????
3?????vx
4??????
5?????
?????????????12?????????????12????????? (??)???????????????12???,?????????12??10?,????????2000???,???????2019????14???????????????????,????
??????,?????????????,??????,?“??”??“??????????????”????????????“???”,????“?”?
???12?10??,??2000?? ????????????????????? ??????????????,????????????????????12?10??,??16???????2000???????????????????????7?????????,????????????????2023??4.89%?14.93%?24.41%?
???,???8??159??,8??????10??5.48??????????,??,???
????????,??,????????????????????????????????????????????“?????????”???,??????“??????”?
??????,?????259??????????,??91?????????“????????????????”,?,????????????????????????????????????????????????“?????????????????”,???????????????“??”,?“?????????”?????????????“???”,????????132?,?????77?????????????
???,???,???????????????????????????11?????,???,??????
????????????,???,????????????????????????12????12????;????12?????????????18??,???????????
??????,????????????,?????,??????40???????T3????5?122??,???,???(??)
??????????????:???????