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

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

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

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

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

8??????29??,??????B-919X??C919???????????????????8?28??,??????????????????????????????????????C919??????????C919?????

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

?? ??????????????????????????? ??“?????????”????

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

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

2???????

3???100??????

4????????

5????????1

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

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

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

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

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

8??????29??,??????B-919X??C919???????????????????8?28??,??????????????????????????????????????C919??????????C919?????

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

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