????:2024-10-01 16:43:30 ??:????
????:????:????
????|????????“?”?“??????????????????” ????????????220?????????????????????????
1953??????,?????????????????;1956??,??;1954???,??5???……?,??????????????,???;2023??????????????,???3011??,?15?;2017???????5??5??,????????????C919??,???????????
?????????????????????????????,?????????,??????????????,???????,??????????????????;???75????????,????????,????????????????????,???????????????????????????500??,??220???????????????????,?1952??120?2023?????39.9????????????,???????10.5%????,?????????2022?????????????30.2%,??????
?????,????????????,????,?????????????????????????“?????????????”???????????,??????????????????2023???,??????????????????????????????????“????”???30.3%?54.0%?22.8%?2024??1-7???????????????????????,??????348.5????,????????????100???????;??????????????????????????15.7???3.3??1.9??????43.0???????,??……
????????????,???????,???,??“?”???“?????????????????????????”,?“???????????”?????????“??”??????“????????????????”????????????,???,??????????,??“???????????”???????,?????????,???????????????,????,???????“?”???????????????????,???(???????? ????????? ????????????????) ??:????????????
????