????????????“????”??????????

????:??????:??????600??????

????????9??30???? “??????????????????? ???????????”?????29?????????????

??“??????”????,????,??“?????? ????????”?,??????????????????75???????????????????(????)????????,????,?????“???????”?????????????,???????????????????????????

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

?,???????????,38???,????????????????????????????????????????,????????100????,?????????C919????,??“?????????????????????????”?????,?,????????????,?????????????????????200????????????????????????????????????

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

????????????????,?????,?????????,?,??????????,???????????

???????????????????????,??????????(????)?????????,?????????????????,?????????????,?????????????????75??,75??“20??????????”,?“90????????”;????18????????????????80???????,???????;??????,????????????,????,????????????????

?????? ??

?????????????????,?????????????,???(????)

??:?????