????:1???????:????150

2????????????

3?2023?????150??

4???????wx

5???????????

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

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

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

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