Home / Standards / GB/T 13984-2005 GB/T 13984-2005 Active Micrographics-Duplicating film,silver,diazo and vesicular-Visual density-Specifications and measurement 缩微摄影技术 银盐、重氮和微泡拷贝片 视觉密度 技术规范和测量 Standard Type GBT ICS 37.080 CCS A14 Status 现行 Issue Date 2005-04-19 Implementation 2005-10-01 Responsible Dept 国家标准委 Drafting Unit N/A