In material world , properties are determined by structure, so is optical activity.

物质的性质是由其结构决定的, 旋光性也不应例外.

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The optical activity of a molecule is not determined by its chirality.

旋光性不是由手性决定的,因为手性是人为抽象出的一种概念.

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The product xylose is identified by silica gel TLC, optical activity measurement and other approval tests.

成品经过薄层层析和旋光测定等鉴定确定为木糖.

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The progress of the optical activity and stereochemistry of bile pigments in recent 20 years is reviewed.

本文综述了20年来胆色素光学活性及其立体化学的研究进展,著重讨论了分子内和分子间相互作用对色素构象的选择性及其光活性的影响.

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For the reason why optical activity of mesomer is counteracted classical answer was not convincing.

指出了内消旋体消旋原因传统解释的不合理性.

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