??
????????2??17??? ???????????????????(CBS)???????,?????????15?????????????,????,?????????????????????????????,????�???�??
???,?????????????????,??�????????????�???�????�?
???12???,�?????,?��??????????????,?????�
????????,?????�??�????747-200????????????2015?,????747-8??????????�????????????????????�??????,??????????,????????
????????,???????2024???????????????????,??????,???????????????2027???,???????????????2028???????????(????)?
????????2021???????????????????,????�???�?????????????,???????????????
???????,???2024???????,???�???????????�???????,???,?????�??�10???
???????????????1?????,????,????????????
?????:?????????????????????
????????????:??????�????�?????????????????