target chemistry

At last, we calculate the structure of the target product by quantum chemistry, we get the information of energy, bond length, bond angle and IR spectrum by this calculation.

最后，对合成的目标产物进行量子化学计算，得到了物质的能量、键长、键角和红外光谱等数据。

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The combination between multimedia-aided teaching and the traditional teaching can improve teaching effect and quality. It is target of the organic chemistry teaching in future.

实现多媒体技术与传统教学方式的最优化结合，可以大大改善教学效果，提高教学质量，是有机化学教学今后改革的方向。

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Then it discusses several important theories of effective teaching and class observation: the Effective Teaching theory, the Constructivist Teaching Theory, the Target Classification Theory, and the Chemistry Class Sections Theory.

然后论述了有效教学课堂观察的几个重要理论：有效教学理论；建构主义教学理论和；认知主义的目标分类理论；化学课堂板块理论，这些理论为本文提供了理论基础和研究工具。

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The effective way to achieve the comprehensive development is to implement the "teaching three-dimensional target" in the chemistry classroom teaching.

在化学课堂教学中落实三维目标是实现人的全面发展的有效途径。

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Phospholipase A2 ( PLA2) plays an important role in the pathology of a number of human diseases and is an attract target for medicinal chemistry research.

磷脂酶A2（PLA2）在很多人类疾病的病理研究中起重要作用，是药物化学研究所的热点之一。

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