1?????????17?????????????,??????????????12??8??,????147???????CZ3380??,??????????????C919??“????????”,?“?”??????,???C919??7?????????????,?????C919???????1????????????C919????164???,?????,2.25??????48.26??????,???(??? ? ??????? ??)

??:??????

??“?????”

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

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

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

3???????

4????????95?

5??????V

1?????????17?????????????,??????????????12??8??,????147???????CZ3380??,??????????????C919??“????????”,?“?”??????,???C919??7?????????????,?????C919???????1????????????C919????164???,?????,2.25??????48.26??????,???(??? ? ??????? ??)

??:??????