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【英文标准名称】:Industrialautomationsystemsandintegration-Productdatarepresentationandexchange-Part521:Applicationinterpretedconstruct:Manifoldsubsurface
【原文标准名称】:工业自动化系统和集成.产品数据表示和交换.第521部分:应用解释构造:各种用途的子面
【标准号】:ISO10303-521-2003
【标准状态】:作废
【国别】:国际
【发布日期】:2003-03
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC184
【标准类型】:()
【标准水平】:()
【中文主题词】:数据表示;图纸;数值控制;程序设计;程序设计语言;自动化;定义
【英文主题词】:Automation;Automationsystems;Datarepresentation;Definition;Definitions;Drawings;Numericalcontrol;Productdata;Programming;Programminglanguages
【摘要】:ThispartofISO10303specifiestheinterpretationoftheintegratedresourcestosatisfytherequirementforthedefinitionofashaperepresentationcontainingopenshellsdefinedasconnectedfacesubsets.Thedomainofeachconnectedfacesubsetispartofthedomainofanotheropen,orclosedshell.Withintheconnectedfacesubsetindividualfacesoredgesmaybeidentifiedasbeingsubfaces,orsubedges.ThefollowingarewithinthescopeofthispartofISO10303:—3Dgeometry;—advancedfaces;—connectedfacesubsets;—mappingsandgeometrictransformations;—openshells;—relationshipsbetweendomainsoftopologicalobjects;—subedges;—subfaces;—unboundedgeometrywithassociatedtopologicalboundaries;—useoftopologytoboundgeometricentities.ThefollowingareoutsidethescopeofthispartofISO10303:—2Dgeometryotherthanforthedefinitionofapcurveintheparameterspaceofasurface;—boundaryrepresentationsolidmodels;—boundedcurvesotherthanpolylinesandB-splinecurves;—boundedsurfacesotherthanB-splinesurfaces;—non-manifoldgeometry;—offsetcurvesandsurfaces;—unboundedgeometrywithouttopologicalboundaries.
【中国标准分类号】:N17
【国际标准分类号】:35_240_50
【页数】:36P;A4
【正文语种】:英语