Home / Standards / GB/T 17292-1998 GB/T 17292-1998 Abolished Micrographics--Require on the quality of first generation silver-gelatin microforms 缩微摄影技术 第一代银-明胶型缩微品的质量要求 Standard Type GBT ICS 37.080 CCS A14 Status 废止 Issue Date 1998-03-27 Implementation 1998-10-01 Responsible Dept 国家标准委 Drafting Unit N/A