三计算机辅助制图（选学）.doc

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1、技术与设计1TechnologyandDesign1学案LearningPlanClass:_______Name:________Date:________正投影与三视图OrthographicProjectionandThree-viewDrawing一、Wordstoknow:2技术与设计1TechnologyandDesign1学案LearningPlanClass:_______Name:________Date:________perspectivedrawing透视图orthographicprojec

2、tion正投影geometricsolid几何体soliddrawing立体图frontview主视图leftview左视图planview俯视图parallel平行的inclined倾斜的appreciation欣赏plane平面system体系verticle垂直的horizontal水平的side侧面的unfold展开perpendicular垂直的,正交的cylinder圆柱体sphere球体cone圆锥体rectangular矩形original原始的，最初的length长度width宽度heighth高度

3、2技术与设计1TechnologyandDesign1学案LearningPlanClass:_______Name:________Date:________二、Drawthreeviewsofsimplegeometricsolids.1、Cylinder2、Cone3、Sphere三、Excises1、Pleasefindthreeviewsofeachsoliddrawingrespectivelyandfillthenumberintheform.SolidDrawingDdDDrawingABCDFron

4、tViewLeftViewPlanView2、Pleasedrawthreeviewsaccordingtothemodels2技术与设计1TechnologyandDesign1学案LearningPlanClass:_______Name:________Date:________Model1:Model2:3、读三视图，找出对应立体图，在括弧内填入对应立体图的字母，并补画视图中所缺的线。四、Homework:Pleasefinishtheexcisesshowninfigure5.4onP47oftheorig

5、inalEnglishtextbook.2