?? ????(????????????
????:1???????:????vx??
2??????
3??????????
4???????????
5???????
????,?……?2023??,???????????,??“?”,????48???????“???”???????????,??????500?????????,??????????????????????,????????,?????????????????
??,???????????????????????,????????????????,???????????,??“????????????”???????????????????“??”?????????????,?????????,?,?????????,??118?????????2013???????“?”????,20.7??“???????????????????????”????????????????,??5.9????……???“?????”,?????,??????????????,????????????????????
???????,????????????,?????????,???“????”??????????,???????,?????C919????“?????????????”????????????????????“?”,???,??????,??????????????????,???????????????,?????????????????
??????????????????????,??????,??????????,????????????????????????????????,???????????????????“????????????????????”“??????????????”???????“???????????????????????”,“?????????”?????“????????”?????????????“????”?????????“???”???????????????“??????”?,??,????????????????????????,??????????????????
?,???????????,???????????,?????“??????????”???????????????????,??“???????????”?????????????,????????????,??????????????????????,????????????????????????????????????,???????????,???????????????
??:“????????????,????????????????,???”?????????,???,??????????????????????????????????,????????????????????,??(???)
« ??????? »( 2024??09?????????27??????????? 05 ???????) ??????:????????