China 'GB/T 16656.520-2002
' standard english version:
NATIONAL STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 16656.520-2002
Industrial automation systems and integration--Product data representation and exchange--Part 520:Application interpreted construct:Associative draughting elements 工业自动化系统与集成 产品数据的表达与交换 第520部分:应用解释构造:相关绘图元素
Issued Date:2002-06-13
Implemented Date:2003-01-01
Issued by:
The Standardization Administration of the People's Republic of China