礼堂的主要部分包含一个单斜面屋顶的矩形结构。
The main auditorium is contained within a rectangular structure with a mono-pitched roof.
设计采用干净干练的矩形结构，抬高于街面，以综合技术建成。
The house's plan is a clean, crisp rectangular, raised above the street level and built in mixed technology.
为提高矩形房屋提取的准确率，引入知识定义了几种近似的矩形结构。
Several rectangle primitive structures are defined, according to the human knowledge, to enhance the probability of building detection.
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