???2019????????????????
????:2024-07-01 23:37:10 ??:????
????:?????:?????????
??7???1??????? (???????? ???)????,????????????????(????“??”)1?????????????2024??????,??(7?1????8????31???),????3213??,?2019????13%,????2019?????????102%?
?????,???6??????C919?800???,????1002???,??????????249?????
?,??????????????????????????????????,?????????????????????????????????????????????????
????C919???C919????,???6????C919??,?????????????????????????????????????????????????
???,???,????34??????75???????179???,??????2856?????
?????????,?????332???????????????????????????????????????????11???????????????,???????????????????????????????3?????,????????????????????22??(??) ???:?????
????
