DIN 1304-2
Letter symbols for physical quantities - Symbols for use in meteorology and geophysics
现行
发布日期 :
2001-09-01
实施日期 :
DIN 1304-5
Letter symbols for physical quantities - Symbols for use in fluid mechanics
现行
发布日期 :
2001-09-01
实施日期 :
ITU-R V.607
Terms and symbols for information quantities in telecommunications
现行
发布日期 :
2005-05-01
实施日期 :
ITU-R V.461
Graphical symbols and rules for the preparation of documentation in telecommunications
现行
发布日期 :
2025-04-01
实施日期 :
DIN 1310
Composition of (gaseous, liquid and solid) mixtures; concepts, symbols
现行
发布日期 :
2001-02-01
实施日期 :
DIN 24271-2
Centralized lubrication systems; Graphic symbols for technical drawings
现行
发布日期 :
2001-04-01
实施日期 :
ITU-T F.910
Procedures for designing, evaluating and selecting symbols, pictograms and icons
现行
发布日期 :
2021-02-01
实施日期 :