搜索 - 科创

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抱歉，来晚了（因为工程巨大，学业紧张）。前言：由于本批为赶工品质，争取的是用同样时间做同样的东西，结果也有所偏差，制作工艺可能因为每个人的技术不同而结果不同，喷口的原材料可能因为厂家，批次的不同，而...

对科普和网上论战的一些想法　　作者：Crucify　　我不是搞科研的，生活中也没接触过什么科学家，无法对生活中那"活生生"的科学家做什么评价。　　但从小就爱看科普读物，从《十万个为什么》（记忆犹新的是...

乙烷存在两种构象，分别为交叉式构象（Staggered）和重叠式构象（Eclipsed）。这两种构象中，交叉式的能量更低，为优势构象。现在我们已经知道，造成两种构象的能量差异的原因并不主要是空间效应，...

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