About this ebook
当今社会，科学技术迅猛发展，许多高新技术和高科技产品日益涌现，本书是一部介绍科学方面的科普读物，介绍了五彩缤纷的科学世界，以此引导青少年养成关注科学的习惯；形成科学的态度和价值取向。?
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