??C919????? ?? ????? ?????????? ?? ?? ?????????? ??C919??????????????

??????????C919??????????

?? ????C919??????????

??????C919??

?????? ???? ?????? 1/8

8??29?????????,???????B-919J???C919????????????C919??,?164??,????8????18????????????????138??????????,??????????,?????,???????C919???

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

?? ???????????????? ??“??????????”

?? ??????????C919??????????

????:1???????????:???????????

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

3??????????

4??????

5???100????

??C919????? ?? ????? ?????????? ?? ?? ?????????? ??C919??????????????

??????????C919??????????

?? ????C919??????????

??????C919??

?????? ???? ?????? 1/8

8??29?????????,???????B-919J???C919????????????C919??,?164??,????8????18????????????????138??????????,??????????,?????,???????C919???

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

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