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Links
- BAM - Bundesanstalt für Materialforschung und -prüfung
- DIN Media - DIN Media GmbH
- BMWK - Bundesministerium für Wirtschaft und Klimschutz
- DIN - Deutsches Institut für Normung
- PTB - Physikalisch-Technische Bundesanstalt
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GB/T 6609.21-2004
氧化铝化学分析方法和物理性能测定方法 丁基罗丹明B分光光度法测定三氧化二镓含量
Chemical analysis methods and determination of physical performance of alumina--Determination of gallium trioxide content--Butyrhodamine B spectrophotometric method
GB/Z 19717-2005
Secure message interchange based on Multipurpose Internet Mail Extensions
GB/T 19827-2005
Technical product documentation-Protection notices for restricting the use of documents and products
GB/T 19351-2003
Metallic coatings--Determination of porosity in gold coatings on metal substrates--Nitric acid vapour test
GB/T 19909-2005
Product of geographical indication-Castanea henryi(skan)Rehd.et wils Jianou
GB/T 2414.1-1998
Test methods for the properties of piezoelectric ceramics--Radial extension vibration mode for disk
GB/T 2424.2-2005
Environmental Testing for electric and electronic products -- Guidance for damp heat tests