(???????)?????????? ????
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2024???????????�???????�????,????????�?????????????�???????????????,????????????????,???????????????????
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?????????????????????,2024????????????????5.8%,???8.9%?
�????????????????????????�????????????????????,2024???????????
?????????,????C919???????????????100???????134.9????????1000????????��??,??
????????,2024???,??????,?????10.9%,??????????25.1%????????????????53.5%?
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2024???????????,??????�?????�,???3D????????????????????????,??????
????????????????????,2024????????????????????8.7%,???????????????59.4%??????,?????????????
??????????????????????2.63??(???????????????????,??),?2020????????????????1???????????
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2024?????????,?48.8???????,????3.5%,????,????????6.2%,?????????
???????,2024??????????7.4%,????????????46.1%,???????0.9?????????????????????,??????????
??,2024????????,??????????�???????????�???????????????,??????????????????,?????????????,????????????,???
�??????????????�??????2025??????????????????????,???,??�????????�(???????????????????)??????????????????????,??????????????????,??????,??????????????????????????????????????????????(???????????) ??:?????????????
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