The experimental data also shows that the energy gap for electron transition of acetic acid molecules does not change in various molecular associations.
实验数据还表明：不同的分子缔合结构并不改变乙酸分子中的电子跃迁能级间隔。
Based on the theory of electron transition and theory of energy belt, this article analyzes the configuration and characteristics of the materials which can reflect near-infrared ray.
根据电荷跃迁理论和能带理论，分析了红外反射材料物质的结构特征。
Gold and it's alloy have a long history of being used as a kind of jewelry materials. The inbeing of the color is the electron transition in energy band.
黄金及其合金是历史悠久的饰品材料，金合金的颜色本质是电子的能带跃迁，因此可以通过合金化与能带结构变化的关系来了解颜色变化的机制。
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