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NB-T 11637-2024 煤矿瓦斯抽采系统管理规范
ISO 9016 2022 Destructive tests on welds in metallic materials — Impact tests — Test specimen location, notch orientation and examination.pdfISO 18922 2003 Imaging materials Processed photographic films Methods for determining scratch resistance.pdfISO 2292 2017 Cocoa beans — Sampling.pdfISO 4946 2016 Steel and cast iron — Determination of copper — 2,2'-Biquinoline spectrophotometric method.pdfISO 14705 2016 Fine ceramics (advanced ceramics advanced technical ceramics) Test method for hardness of monolithic ceramics at room temperature.pdfISO IEC 23360-1-5 2021 Linux Standard Base (LSB) — Part 1-5 Imaging specification.pdfISO 12460-3 2023 Wood-based panels — Determination of formaldehyde release — P.pdfISO 8861 1998 Shipbuilding — Engine-room ventilation in diesel-engined ships — Design requirements and basis of calculations.pdfISO 3951-4 2011 Sampling procedures for inspection by variables Part 4 Procedures for assessment of declared quality levels.pdfISO 7804-1985Commercial road vehicles. Side openings for truck power take-offs first edition.pdfGB-T 18850-2002 工业用金属丝筛网 技术要求和检验.pdfGB-T 18324-2001 滑动轴承 铜合金轴套.pdfGB-T 40509-2021 汽车转向中心区操纵性过渡特性试验方法.pdfGB-T 42613-2023 滑动轴承 轴承材料试验 静态条件下抗润滑剂腐蚀能力.pdfGB-T 30751-2014 建筑施工机械与设备 移动式破碎机 安全要求.pdfGB-T 28539-2012 眼科光学 接触镜和接触镜护理产品 防腐剂的摄入和释放的测定指南.pdfGB-T 321-2005 优先数和优先数系.pdfGB-T 5900.3-1997 机床 主轴端部与花盘 互换性尺寸 第3部分 卡口型.pdfGB-T 42677-2023 钢管无损检测 无缝和焊接钢管表面缺欠的液体渗透检测.pdfGB-T 20462.1-2006 汽车用热塑性非增强软管和软管 第1部分 非燃油用.pdf
