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

????:??????????:????????

6?????5??????????????,??????????????????ARJ21??????C919?,????,??1????,????????????(SAF)???,?????SAF???????????????????                   

??,??????????????,???????????????95%??????????SAF????????????????????????????,??????????????????????????????,???????????????????????????????????????????????????,SAF??????80%?????????????????SAF?????????????????????????????????,???????????????????????????????SAF?????,??SAF?????????????????,????SAF????????????                   

?????2022???????????SAF??,????????????????SAF???????????????????????,??????????SAF???????????????????????????????????,??2024??????????????????2?????????????????????????????,???????

????????SAF??????????,???????????????????“???????”?????????????,?????,?????(3??)??????40%,????????,??????? ?????:????????