对开展本论文研究的背景及意义、国内外研究现状等做了描述。
To carry out this study on the background and significance, status, etc. was described.
本文绪论首先介绍了该课题的设计背景、设计意义及相关问题的研究现状。
In this paper, the exordium introduces the background, significance and the current achievement of the design on this subject.
简要阐述本论文的研究背景、研究现状、研究目的和意义、研究内容与方法等。
This part briefly describes the research of background, current situation, purpose and meaning, content and methods.
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