GB-T 1996-2017 冶金焦炭
ISO 17640 2018 Non-destructive testing of welds Ultrasonic testing Techniques testing levels and assessment.pdf
DIN ISO 37001-2018 反贿赂管理系统.使用指南要求.pdf
ISO TS 13399-60 2014 Cutting tool data representation and exchange — Part 60 Reference dictionary for connection systems.pdf
ISO 17405 2022 Non-destructive testing — Ultrasonic testing — Technique of testing claddings produced by welding, rolling and explosion.pdf
ISO 6686 1995 Equipment for crop protection — Antidrip devices — Determination of performance.pdf
ISO 1552 1976 Liquid chlorine for industrial use — Method of sampling (for determ.pdf
ISO 10336 1997 Crude petroleum — Determination of water — Potentiometric Karl Fischer titration method.pdf
ISO 7447 2024 Underwater acoustics Measurement of radiated underwater sound from percussive pile driving In situ determination of the insertion loss of barrier control measures underwater.pdf
ISO IEC 11569 1993 Information technology — Telecommunications and information exchange between systems — 26-pole interface connector mateability dimensions and contact number assignments.pdf
ISO 12578 2016 Timber structures — Glued laminated timber — Component performance requirements.pdf
GB-T 985.2-2008 埋弧焊的推荐坡口.pdf
GB-T 17520-1998 在电解质存在下反应染料溶解度和溶液稳定性的测定.pdf
GB-T 21404-2022 内燃机 发动机功率的确定和测量方法 一般要求.pdf
GB-T 13354-1992 液态胶粘剂密度的测定方法 重量杯法.pdf
GB-T 42167-2022 服装用皮革.pdf
GB-T 42261-2022 金属及其他无机覆盖层 温度梯度下热障涂层热循环试验方法.pdf
GB-T 16649.5-2002 识别卡 带触点的集成电路卡 第5部分 应用标识符的国家编号体系和注册规程.pdf
GB-T 19449.2-2004 带有法兰接触面的空心圆锥接口 第2部分 安装孔----尺寸.pdf
GB-T 4963-2007 声学 标准等响度级曲线.pdf
GB-T 6181-1986 六角开槽薄螺母 A和B级.pdf