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GB/T 17294.2-2008
缩微摄影技术 字母数字计算机输出缩微品 质量控制 第2部分:方法
Micrographics - Alphanumeric computer output microforms - Quality control - Part 2: Method
GB/T 4889-2008
Statistical interpretation of data - Techniques of estimation and tests relating to means and variances
GB/T 1149.9-2008
Internal combustion engines - Piston rings - Part 9: Keystone rings made of cast iron
GB/T 11170-2008
Stainless steel - Determination of multi-element contents - Spark discharge atomic emission spectrometric method (Routine method)
GB/T 5535.1-2008
Animal and vegetable fats and oils - Determination of unsaponifiable matter - Part 1: Method using diethyl ether extraction
GB/T 10410-2008
Analysis of manufactured gas and liquefied petroleum gas normal composition by gas chromatography