?? 16??????????????C919“??”??????

??????:1??18?????????,?12306??????????????????,??????18?8????????????,??1.75?????,???????18??????2????1????????????,???

??:??????“???”????????????

????,??????,????“??”?????????????“????????”??????????,????????????????“?”??????????????,?????????

????,??????????????????????????????????????????,?????????,??????????????????????????????????????,????????????????????“?????????”??????????800???????,?????????600??????

?????????????????????????????????,???????????????1200?????????

???????????????????????????,??????????????????????????????“????????????”“???????”????????????????,???????65%?

16???C919???????????????

????????????,????16??C919???,???C919????

??,?????10?????????????C919????,????????3????C919?,????????????????????????????5??,????400??????????????3??C919???,??????????????????????4??

?,?C919???????????????????,?????????,?,???