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Cars on Mars
Alexandra Siy
其他書名
Roving the Red Planet
出版Charlesbridge, 2011
ISBN14517232379781451723236
URLhttp://books.google.com.hk/books?id=L1G1ygAACAAJ&hl=&source=gbs_api
註釋Follow the course of NASA's Mars Exploration Rovers Mission. Learn how scientists determined that there was once water on Mars and how they resolved problems with the rovers in order to prolong the mission.