搜索 - 科创

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3D快速成型技术是什么？目前快速成型技术主要用在高端产品设计或者高等院校的研究领域，是一项比较昂贵的技术。可相信在不久的将来，它的成本就会下降到每个人都可以用它来做一些神奇小玩意儿的水平。每次想起现在...

光学天文望远镜400年卞毓麟关于天文望远镜的历史，有几本书很值得一读。例如，《望远镜的历史》（The History of the Telescope）是1950年代出版的一部经典之作[1]。有...

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