In addition, many are also to set up the theory based on spatial relations, so this choice and as the research object.

除此之外，很多理论的建立也都是以空间关系为基础，因此，本文选择空间关系作为研究对象。

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In addition, many are also to set up the theory based on spatial relations, so this choice and as the research object.

除此之外，很多理论的建立也都是以空间关系为基础，因此，本文选择空间关系作为研究对象。

youdao