GB/T 17739.4-2008
China national
standard english version:
GB
中华人民共和国国家标准
NATIONAL
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
GB/T 17739.4-2008
Microfilming of technical drawings and other drawing office documents - Part 4:Microfilming of drawing of special and exceptional elongated sizes 技术图样与技术文件的缩微摄影 第4部分:特殊和超大尺寸图样的拍摄
Issued Date:2008-07-16
Implemented Date:2009-01-01
Issued by:
The Standardization Administration of the People's Republic of China