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??? ??? ?? ????? ?? ?????? ? ?????(NASA·??)? ??? ??? ????.
16?(????) CNBC??? ???, ??? ? ??? ??? ?? ??? ??? ?? ???? ???? ????X? 29? ??(? 3?4000??) ??? ? ??? ??? ?? ?? ?? ???.
?????? ?? ??? ??? ????? ???? ????. ????? ?? ??? ?? “??? ????? ???? ??? ??? ????”? ????.
????? ?? “??? ?? ???? ??? ???? ???”? “???? ???? ??? ???? ??? ???? ?? ??? ? ??? ? ??? ???? ??”? ???.
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