This article concrete object of study is the Chinese classical botanical garden and the botanical garden theme landscape painting.

本文具体的研究对象是中国古典园林及园林题材山水画。

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Then, through the concept's limitation and questions' cut-in, the article makes the object of study concrete, which establishes the focus point and the standpoint for the following research.

然后，通过概念界定和问题的切入，使研究对象具体化，为下文的研究确立了聚焦点和立足点；

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The transformation of old concrete buildings has become the social focus with the redevelopment of Chinese cities. The object of this study is reuse value of old concrete building;

本文研究的旧混凝土建筑的再利用价值是旧建筑再利用研究系统下的分支，同时涉及工程经济研究领域的相关学科。

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