????:1????????????:??2023??

2??????

3????????

4???????

5?????VX

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

??C919???ARJ21???????????SAF???????????????,??“????????????????????????????”?????????????????,?????????,??????????????????(3???????)??40%,????,?????

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

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

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

(?? ???????????????? ?????????????? ?????? ??????????????????? ??????????? ???????)

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