????:1???9598???:???????200????

2???????

3????????????

4?????

5????????????

??????????????????????: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?????????????????,????????????,????,???????

???:??????