This article expounds the function of architectural drawing, requirements and all forms of representation so as to provide a clear image and thorough understanding of architectural drawing.

建筑画作为建筑设计师表现建筑作品的一种形式 ，也是室内设计师表达设计构图和设计思想的设计效果图。

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Universality, costliness and genetic control all suggest that music has a clear function in survival or reproduction, and Dr Miller plumps for reproduction.

ECONOMIST: Human evolution