??????C919?????
????:2024-12-04 05:01:49 ??:????
????:???????:??9598??
??,12???????????3???????????????10??58?????????,?C919??MU5421“??????????????”???,????159?????????
??C919????????????????????,???????????????????????????????,??C919?????7????
???????,???????B-657T???C919???C919????,??????WiFi??,?,???????,??????“???,???Wi-Fi??????”???(??????????? ?? ?????? ??)
??:???
????
