?? ????“??????????”????????????
????:1???????????:??????
2????????????
3????????????
4????????
5?????????
??9????????30???? “???? ???????????”????????29????????????????
?????????“???”????????,????,???????????“? ?”????,?????????75??(??)???????????????????,????,????????????????“????”?,?????????????????????????????????????????????
?? ????????????,?????????,38?????????????,????????????????????????????????????,?100??????????,??????????C919??????,??????“????????????????”?????????,??,??,??????????????200???????????????????????????????????
????? ???????????????????,???????????,????????,?????,????????????,??????????????????????
??????,??(??)????????,?????,??,???????????????????75?????????,75????“20??????”,???????????????????“90??”;?????????????18??80???????????????,????;????,???????,????,?????????????
???????????????????? ???????????,???????????????????????,??????????????(??)
????????????????????????:?????????????????