????:1??????????????:?????

2??????100????

3?????????????

4??????

5?????200?

????2025???????,???C919????????“??????????????”?????????,?????????????????????C919????

???????????????????C919???????,??105?????,?C919?????????????C919???9?????

?????C919,?“??”??,?????,??“????????????????”??????????????????C919????????????????“????”??,??,??????MU721(????????????)??MU722(???????????????),???,??OTA???C919???????????????

??????:????????????????????