????:1?????vx:???????

2???????

3???????

4?????????????

5??????????

???9????????????28????????????? (???)9???28??????????????????,????????????????,????????????????500????,??(??????????)?????,????????????????????,????????

?????????????????? ??????????

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

??????2021???????11????????????,??250??,?????????270.808?,????????197.134??,??4?????????????????,????79.4%,???12‰??????????????23.4%,??????????????30‰,?????

???????????????,???????????????,???????????????????????????????????????????????????,?????????????????????30???????????(????),???2000??????,???????????????????,?????????16??????????

?????????????????,?????CCPG500A??????,?????,???????????,????????????????????,?????????,??????????

????????????????? ???

????,?????,?????????????????????,?????????????????????

??????,??????????????,????????????????????????????????????????????????????,??,??????????,???????????????(????????)

????:??