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GB-T 6461-2002 金属基体上金属和其他无机覆盖层 经腐蚀试验后的试样和试件的评级
ISO 2146 2010 Information and documentation — Registry services for libraries and related organizations.pdfISO 37108 2022 Sustainable cities and communities — Business districts — Guidance for practical local implementation of ISO 37101.pdfISO 6892-2 2018 Metallic materials Tensile testing Part 2 Method of test at elevated temperature.pdfISO 4210-9 2023 Cycles — Safety requirements for bicycles — Part 9 Saddles and seat-post t.pdfISO 8201 2017 Alarm systems — Audible emergency evacuation signal — Requirements.pdfISO 12957-1 2018 Geosynthetics Determination of friction characteristics Part 1 Direct shear test.pdfISO 21106 2019 Railway applications Recyclability and recoverability calculation method for rolling stock.pdfISO 20596-2 2021 Water quality Determination of cyclic volatile methylsiloxanes in water Part 2 Method using liquid-liquid extraction with gas chromatography-mass spectrometry (GC-MS).pdfISO 2762-1973Hydrochloric acid for industrial use. Determination of soluble sulphates. Turbidimetric.pdfISO 24135-1 2006 Industrial trucks Specifications and test methods for operator restraint systems Part 1 Lap-type seat belts.pdfGB-T 40211-2021 工业通信网络 网络和系统安全 术语、概念和模型.pdfGB-T 25380-2010 数控滚齿机 精度检验.pdfGB-T 39713-2020 精细陶瓷粉体比表面积试验方法 气体吸附BET法.pdfGB-T 762-2002 标准电流等级.pdfGB-T 42431-2023 飞机交流感应电动机驱动的变量液压泵通用规范.pdfGB-T 19215.2-2003 电气安装用电缆槽管系统 第2部分 特殊要求 第1节 用于安装在墙上或天花板上的电缆槽管系统.pdfGB 18409-2013 汽车驻车灯配光性能.pdfGB-T 38693-2020 燃气燃烧器和燃烧器具用安全和控制装置 特殊要求 热电式熄火保护装置.pdfGB-T 42662-2023 钢管无损检测 焊接钢管用钢带-钢板分层缺欠的自动超声检测.pdfGB-Z 21235-2007 微生物危险性评估的原理和指南.pdf
