Home / Standards / GB/T 14689-2008 GB/T 14689-2008 Active Technical drawings - Size and layout of drawing sheets 技术制图 图纸幅面和格式 Standard Type GBT ICS 01.100.01 CCS J04 Status 现行 Issue Date 2008-06-26 Implementation 2009-01-01 Responsible Dept 国家标准委 Drafting Unit 国家标准委