æµ·è???§è?¡ï??§è?¡å????¸ä?é²??¨é???©º????ä¸??½å??é£?è´?¹°30??919é£???/p>

??�
æµ·è???§è?¡å????ï¼??§è?¡å????¸ä?é²??¨é???©º????ä¸??½å??é£?è´?¹°30??919é£??ºï????¹å??¨ã???¸å??¡æ?æ¸?????签署??ï¼??þA?????签署C919é£??ºè´­?ºå??è®???

??????????4??27?¥æ?? æµ·è???§è?¡å????ï¼??§è?¡å????¸ä?é²??¨é???©º????ä¸??½å??é£?è´?¹°30??919é£??ºï????¹å??¨ã???¸å??¡æ?æ¸?????签署??ï¼??þA?????签署C919é£??ºè´­?ºå??è®???

?¨é?¨è?è®