This paper analyzes the composition effect, and significance of the automobile parts reverse logistics.

本文主要论述了汽车零部件逆向物流成因及意义.

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The assay summarized the composition - effect relationship, phamacology action, mechanism and apply foreground of Gta and derivation.

摘要本文综述了甘草次酸及其衍生物的构效关系 、 药理作用 、 作用机制与应用前景.

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The assay summarized the composition - effect relationship, pharmacology action, mechanism and apply foreground of Gta and derivation.

本文综述了甘草次酸及其衍生物的构效关系 、 药理作用 、 作用机制与应用前景.

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