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

????:??????300??:???????????

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

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

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

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