?????C919??????
????:2024-12-04 06:38:21 ??:????
????:???????:?????
???,12??3??10?58?,???????C919????????????????????MU5421“???????????”?,??159???
??C919???,??????????????????????????????????????????,??C919??????7??????????
???????,??????B-657T???C919??C919????,?????WiFi???????????,????????,??????,???????“??,?Wi-Fi?????????????????”????(???? ?? ? ????)
??????:?????
????
