???????????????

????:??????:?????95??

???8?????????????????8? (??????????? ???????????)????????20????????737??8?????????????,???,???????????????0.5??????

??????????,???????737-800BCF?????,???20?????????????????????????,????????????????2????,??

?????,???????????????????????,?,?????

??????????????????????,????“???????”??4??,?13??????????????????,??3.4???????????????????(???????) ????:??????