通过对国内外的文献的检索、分类和述评，作者发现关于地理教学图册与地理教科书之间的关系的文献的数量很少。
The author discovers that the number of paper on relationship between atlas and geography textbook is small through searching, categorizing, reviewing some literatures at home and abroad.
通过对国内外的文献的检索、分类和述评，作者发现关于地理教学图册与地理教科书之间的关系的文献的数量很少。
The author discovers that the number of paper on relationship between atlas and geography textbook is small through searching, categorizing, reviewing some literatures at home and abroad.
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