... 立体正投影图axonometric projection 立体正投影草图axonometric sketching 组合,装配,总成(组合件)AY(assembly) ...
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axonometric sketching detail 立体正投影草图
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Understand freehand sketching methods and axonometric drawing methods of sections.
了解徒手作剖视草图和剖视轴测图技能。
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