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GB/T 20127.11-2006
钢铁及合金 痕量元素的测定 第11部分:电感耦合等离子体质谱法测定铟和铊含量
Steel and alloy - Determination of trace element contents Part 11: Determination of indium and thallium content by inductively coupled plasma-mass spectrometric method
GB/T 19488.1-2004
Data elements for e-government--Part 1:Specification for design and management
GB/T 19487-2004
Business process design method general specification for electronic government
GB/T 8152.10-2006
铅精矿化学分析方法 银量和金量的测定 铅析或灰吹火试金和火焰原子吸收光谱法
Methods for chemical analysis of lead concentrates-Determination of silver and gold content-Fire assay and flame atomic absorption spectrometric method using scorification or cupellation
GB/T 19667.2-2005
Specification for the structure of electronic official document based on XML--Part 2:Document body