標(biāo)準(zhǔn)號：ISO 10303-511-2001
中文標(biāo)準(zhǔn)名稱：工業(yè)自動化系統(tǒng)和集成 產(chǎn)品數(shù)據(jù)表示和交換 第511部分： 應(yīng)用解釋構(gòu)造：拓?fù)浣缑?br/>英文標(biāo)準(zhǔn)名稱：Industrial automation systems and integration - Product data representation and exchange - Part 511: Application interpreted construct: Topologically bounded surface
標(biāo)準(zhǔn)類型：N18
發(fā)布日期：1999/12/31 12:00:00
實(shí)施日期：1999/12/31 12:00:00
中國標(biāo)準(zhǔn)分類號：N18
國際標(biāo)準(zhǔn)分類號：35.240.50
適用范圍：This part of ISO 10303 specifies the interpretation of the itegrated resources to satisfy the requirement for the definition of a face with explicit topological bounds and fully defined geometry. The following are within the scope of this part of ISO 10303: — 3D geometry; — B-spline curves and surfaces; — conies; — elementary curves; — elementary surfaces; — polylines; — pcurves; — sculptured surfaces; — surface curves referencing pcurves; — swept surfaces; — twisted curves; — unbounded geometry; — geometric transformations; — use of topology to bound geometric entities. The following are outside the scope of this part of ISO 10303: — 2D geometry other than for the definition of a pcurve in the parameter space of a surface; — bounded curves other than polylines and B-spline curves; — bounded surfaces other than B-spline surfaces; — offset curves and surfaces.