... 二级热裂解 second pyrolysis 第二过渡系 second transition series 二级微分滴定 second-order derivative titration ...
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The second-order NLO properties of a series of tri-nuclear transition metal clusters with incomplete cubane-like structures were studied by using the first-principle quantum chemical method.
研究了具有欠完整立方烷构型的过渡金属原子簇分子的二阶非线性光学性质。
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