技術,財力都在走下坡路。航天飛機走路彎路,兩次事故已經把信心整沒了。反之,中國走上坡路,永不了多久就會領先的。你就接著難受把。
技術,財力都在走下坡路。航天飛機走路彎路,兩次事故已經把信心整沒了。反之,中國走上坡路,永不了多久就會領先的。你就接著難受把。
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