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

2?????t?????

3?????????300

4??????????200

5????????

??????2???????????17??????? ??(CBS)???,???????15???????????,???,????,???“???”??????

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??????12???,“??,?……????????????????,??????”

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????,????????“???????”??747-200?????2015???,???????747-8?????????“????????????????????”?????,????,????

????,?2024????????????????????????,?????,???????????2027???????????????,???????????????2028????(????????????)?

???????????2021?????????????????,???“??”?????????????,?????

???????,??????????????2024??????????,???????????????????“?????????????????????????????”????????,???????,????“????”10????????

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