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by 刘殿学

ebook

刘殿学为青少年朋友撰写的古代科技故事，在生动的故事里再现了古代人民开拓创新精神，作者特别从数学、医学、地质学、机械学等各领域里选出代表性人物如祖冲之、孙思邈、郦道元等人物故事。