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ISO 12999-2 2020 Acoustics — Determination and application of measurement uncertainties in building acoustics — Part 2 Sound absorption.pdf
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ISO 16640 2021 Monitoring radioactive gases in effluents from facilities producing positron emitting radionuclides and radiopharmaceuticals.pdf
ISO 4925 2020 Road vehicles Specification of non-petroleum-based brake fluids for hydraulic systems.pdf
ISO 29988-1 2019 Plastics — Polyoxymethylene (POM) moulding and extrusion materials — Part 1 Designation system and basis for specifications.pdf
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ISO 19356 2016 Ships and marine technology — Marine cranes — Test specifications and procedures.pdf
ISO IEC TS 23619 2021 Information technology — C++ extensions for reflection.pdf
ISO 10631 2021 Industrial valves - Metallic butterfly valves.pdf
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GB-T 17626.13-2006 电磁兼容 试验和测量技术 交流电源端口谐波、谐间波及电网信号的低频抗扰度试验.pdf
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GB-T 28632-2012 表面化学分析 俄歇电子能谱和X射线光电子能谱 横向分辨率测定.pdf
GB-T 17438-1998 由4∶2∶2标准定义的数字电视信号馈送和一次分配网络传输技术要求.pdf
GB-T 16981-2008 信息技术 办公设备 复印机规格表中应包含的基本内容.pdf
GB-T 32427-2015 信息技术 SOA 成熟度模型及评估方法.pdf