Home / Standards / GB/T 19734-2005 GB/T 19734-2005 Active Micrographics-Reader-printers for transparent microforms-Characteristics 缩微摄影技术 透明缩微品阅读复印机 特性 Standard Type GBT ICS 37.080 CCS N47 Status 现行 Issue Date 2005-04-19 Implementation 2005-10-01 Responsible Dept 国家标准委 Drafting Unit N/A