??1????30????????? (? ?)??????????????????????30??????,29??????????????

???????1??29??,????64???????????,??????????????????????????3????????????????????,???“?”?

????1??????30???????????????,??????,??????????,????????????????????1?????????????29???????,???????? ????? ????????????? ???????????????????????????

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

??,???????(FAA)?????????????????“?????,?,??????”

??2009??????????2?????????????????,???,???????????,??????49?1????????(??????????????????)

???:?????

??

??:???????????,??????????,??????????????