??
?????????????1????????????29??,??????,????????????????(American Airlines)???????????????????AA5342?????????,??????Bombardier CRJ700?????,?????????????60??
???????????????“???”?
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29?,???????????(DCFD)?,???????????????????????,??????????????????
?,???PSA?????????,??????????H-60(????????“???????????????????????”????)????????(??????? ?????????????) ????:???????????
?????????
???????60????? ?“?????”????????????????????????????