Home / Standards / GB/T 18730-2002 GB/T 18730-2002 Active Document imaging applications--Microfilming of achromatic maps on 35mm microfilm 文献成像应用在35 mm胶片上缩微拍摄非彩色地图 Standard Type GBT ICS 37.080 CCS A15 Status 现行 Issue Date 2002-05-21 Implementation 2002-12-01 Responsible Dept 国家标准委 Drafting Unit N/A