通过查找文献和初步抗肿瘤实验表明其主要成分是蒽醌类化合物。
The experiment against human tumor and consulting literature indicate that their basis are the compounds of anthraquinone.
首先，通过文献查找对土遗址的病害类型，破坏机理，保护方法和保护材料进行了简单的了解。
First, through the literature search ruins of soil types, mechanism of disease, protect and protection of material.
并且通过系统内的信息检索查找功能，实现古籍文献整理过程的高效运行。
And through information retrieval within the system to find features, ancient literature finishing process to achieve efficient operation.
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