Three views
研究新高考立体几何试题 关键词 :三视图;还原;直观图[gap=510]Keywords: Three views; reduction; visual map
three view drawing
... 三度空间尺寸 three space dimensions 三视图 three view drawing 立体形 three-dimensional shape ...
three-view drawing
... 视图view 三视图three-view drawing 正面frontal plane ...
能够正确反映物体长、宽、高尺寸的正投影工程图(主视图,俯视图,左视图三个基本视图)为三视图,这是工程界一种对物体几何形状约定俗成的抽象表达方式。