从初学视图者容易产生混淆的角度出发,分析基本视图、向视图、局部视图和斜视图等四种图形表达方式的异同;并结合实训案例,展示机件结构从简到繁、由易到难,直至形成最优视图方案这一循序渐进的教学理念.%From the view beginners easily confused perspective of the view, the paper analyzes the analyzes the similarities and differences about the means of expressions among basic viewgraph, auxiliary view, local view and oblique view; meanwhile it shows the the structure of parts from the simple to complex, the easy to difficult of the sequence until forming progressive teaching idea that can realize the optimal view scheme by referring to the practical training case.
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