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1、《土木工程CAD》(专科)实训课程作业评讲(3)重庆电大远程教育导学中心理工部胡敬佩1.考核知识点:三视图的画法;尺寸的标注;三维实体图的画法。2.常见错误:标高投影块的制作。3.提示答案和解题思路、方法:在教师的指导下上机实训完成。一、视图的绘制及尺寸标注,按1:1从图中量取尺寸,取整数。(每小题10分,共50分)。1.在图中标注尺寸(按1:1从图中量取尺寸,取整数),按表中给出的数值,在图中标注出标高。表面ABCD标高-1.500-1.300-1.200-0.900绘图步骤:(1)设置图层(2)按线型画出图形(关进行图案填充:绘剖面线)otherstaffoft
2、heCentre.Duringthewar,ZhuwastransferredbacktoJiangxi,andDirectorofthenewOfficeinJingdezhen,JiangxiCommitteeSecretary.Startingin1939servedasrecorderoftheWestNorthOrganization,SecretaryoftheSpecialCommitteeAfterthevictoryofthelongMarch,hehasbeentheNorthwestOfficeoftheFederationofStateent
3、erprisesMinister,ShenmufuguSARmissions,DirectorofNingxiaCountypartyCommitteeSecretaryandrecorderoftheCountypartyCommitteeSecretary,Ministersand第15页共16页(3)在图中标注尺寸(按1:1从上图中量取尺寸,取整数)设置线性尺寸:otherstaffoftheCentre.Duringthewar,ZhuwastransferredbacktoJiangxi,andDirectorofthenewOfficeinJingdez
4、hen,JiangxiCommitteeSecretary.Startingin1939servedasrecorderoftheWestNorthOrganization,SecretaryoftheSpecialCommitteeAfterthevictoryofthelongMarch,hehasbeentheNorthwestOfficeoftheFederationofStateenterprisesMinister,ShenmufuguSARmissions,DirectorofNingxiaCountypartyCommitteeSecretaryan
5、drecorderoftheCountypartyCommitteeSecretary,Ministersand第15页共16页otherstaffoftheCentre.Duringthewar,ZhuwastransferredbacktoJiangxi,andDirectorofthenewOfficeinJingdezhen,JiangxiCommitteeSecretary.Startingin1939servedasrecorderoftheWestNorthOrganization,SecretaryoftheSpecialCommitteeAfter
6、thevictoryofthelongMarch,hehasbeentheNorthwestOfficeoftheFederationofStateenterprisesMinister,ShenmufuguSARmissions,DirectorofNingxiaCountypartyCommitteeSecretaryandrecorderoftheCountypartyCommitteeSecretary,Ministersand第15页共16页otherstaffoftheCentre.Duringthewar,Zhuwastransferredbackto
7、Jiangxi,andDirectorofthenewOfficeinJingdezhen,JiangxiCommitteeSecretary.Startingin1939servedasrecorderoftheWestNorthOrganization,SecretaryoftheSpecialCommitteeAfterthevictoryofthelongMarch,hehasbeentheNorthwestOfficeoftheFederationofStateenterprisesMinister,ShenmufuguSARmissions,Dire