GB/T 16656.507-2010
工业自动化系统与集成 产品数据表达与交换 第507部分:应用解释构造:几何有界曲面
Industrial automation systems and integration.Product data representation and exchange.Part 507:Application interpreted construct:Geometrically bounded surface
GBT16656.507-2010, GB16656.507-2010