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    2011-09-09 06:00
  • [英語聽力] 科學60秒:地月水不同 彗星釋緣由

    The Apollo moon missions ended almost 40 years ago. But for lunar scientists, they're ____1____. Researchers studying rocks brought back by astronauts have found that the moon's scarce water has ...

    2011-07-04 10:00
  • [未分類小類] 月球上的氫

    圖像重構(gòu)美國宇航局(NASA)計劃于2018年實施登月計劃,而月球冰是登月探索所需的水和燃料的潛在資源,因此,確定月球冰的確切位置就顯得尤為重要。來自蘇格蘭...

    2009-03-25 10:10
  • [未分類小類] 嫦娥一號第一幅月球圖片發(fā)布

    China publishes its first picture of the moon captured by Chang''e-1, the country''s first lunar probe, on Monday, marking the full success of its lu...

    2007-11-26 10:29
  • [未分類小類] 丁丁劇情簡介圖片--奔向月球

    奔向月球 丁丁,米盧和阿道克船長被向日葵教授突然接到處于西爾達維的原子研究中心。他們驚奇地發(fā)現(xiàn)教授正在計劃制造一艘太空火箭,而丁丁和他的朋友們也根本...

    2006-03-17 16:15