《组合体读图》PPT课件

constructionsolid.positesolidintoindividualboundarysurfaces.Weanalyzeandidentifythespaceshapeoftheindividualsurfacesandtheirrelativelocationsfollowingtheprinciplesofprojection.Wecanfurtherdetermineintersectioncurves/positesolid.把组合体分成若干个面,根据其投影特点确定其空间形状和相对位置,并判别交线的空间形状和相对位置,从而想象出组合体的形状。pletetheleftviewbyaddingthemissingdetail.补画组合体左视图Example5.positesolid.画切割式组合体左视图2.Analysisoflinesandplanes.positesolid.已知俯视图,想象物体形象,画出主视图。5.Selecttheleftviewwhichiscorrectlydrawn.根据所给主、俯视图,找出正确的左视图。3.positesolid.已知主视图,想象物体形象,画出俯视图。4.positesolid.已知主、俯视图,想象物体形象,画出左视图。请点击题目显示其内容6.ponentusingshapemethod.运用形体分析法,读懂组合体,完成以下作业。2.positesolid.已知主视图,想象物体形象,画出俯视图。本小节结束谢谢您的认真学习!pletetheleftviewbyaddingthemissingdetail.补全切割式组合体的左视图。Steps作图步骤:ponent.先分析各线框,再确定其结构形状。(2)Drawthemissingdetail.确定其在左视图的位置并补全所缺图线。前上方切三棱柱前后左右切半圆锥