????:1?????:???????

2?????600?????

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

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

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

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

?????:????