????:2024-10-01 11:33:20 ??:????
????:??????:?????????
???|?“?????”???????“????” ??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?,??????????????……
?,?????,????????,???????“???????????”??????“?????”,??“???????”????????????????“???????????????????????”??“??”??????????????????????,????,?????????,?“??????????”???,?,??????????????????????????,??,????“?”????????,?????????????(?? ??????? ??) ????????:???????
????