???“????????????”

????:?????:?????vx

????2???????????????????21? (???????????)21????,??,????,?,??????????

???,???????????2???????????????????????????18???????????????????????,??????????????????????????(?????????)??511.83???,????????????????4.51???????????????,???????????????????????????????26.2%?

??,??2020??????,??????,??

2022?,?(????????????????????)??????????????,?????,????????????????????,?????????“???”?

??????????“?????????????????,??????????????,???????????,??????”

?????????????,????????????????????,???????????“??,?????????????????10??????????,???????,????????????”

?????????????????,??????????????????????????15??,??????????????,???????????????????21?????(????) ????:????????????