9 ?????? 2023/????? ????? ??????? ???????/???? ????? ?????? ??????? ?????? C919?? 8 ?????? ?????? ????? ????? ?????? ??????? ??? ???? ??????? ???? ??? ??? ?????? ??????? ??????. ?????? ?? ???? ????? ?????? ?????? ?? ??? ???????? ????????? ?????? ???????? ??????? ?????? ?? ?????? ??? ??????? ???? ????? ??????? C919. ??? ????? ?????? ????? ????? ?????? ???????? ??? ?? ??? ??????? ????????? ????? ??????? ???????? ????????. ????? ??????? ?? ??????? ????? ??????? ??????? ????????? ??? ????? ?????? ?????? ??????? ??????? ??????? C919 ???????.