?? ???????????????????:???
????:1???????????:??????
2???????????
3???????
4??????100?????
5?51pc·me??
??????1?30???? (??? ?????????????)?????30?????????,29??????????????
??1???????29????,?64??????,??????????????????????????????????????????3?,?????????????????????????
?1???????????????????????????30?,?,??,??1???29??????????,?????? ?????? ?????? ?????,???????????????????????????,????????????????????,???????????,??
???????????????,????(FAA)???????????????????????????????,????????????????,??????????????
?????????????2009???????????????????????????2?????,????????,?,????????????????????49??????????1????(?????)
????????:?????