送交者: coubert 于 2009-11-13, 11:55:11:

回答: That is no true, even 100km above ihorizon, there are still air 由 steven 于 2009-11-13, 11:52:15:

• Global Hawk made a record of 19.928km absolute altitude. - steven (124 bytes) 2009-11-13, 12:15:21 (385551)
• 怪问题. 该怎么飞还是怎么飞. (无内容) - tinaliang (0 bytes) 2009-11-13, 12:10:25 (385548)

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