GB-T 244-2020 金属材料 管 弯曲试验方法
ISO 11421 1997 Optics and optical instruments — Accuracy of optical transfer function (OTF) measurement.pdf
ISO TS 16179 2012 Footwear — Critical substances potentially present in footwear and footwear components — Determination of organotin compounds in footwear materials.pdf
ISO-IEC 20013 2020 Information technology for learning education and training - Reference framework of e-Portfolio information.pdf
ISO 29904 2013 Fire chemistry — Generation and measurement of aerosols.pdf
ISO TS 10868 2017 Nanotechnologies — Characterization of single-wall carbon nanotubes using ultraviolet-visible-near infrared (UV-Vis-NIR) absorption spectroscopy.pdf
ISO 22206 2024 Kraft lignin Glass transition temperature by differential scanning calorimetry.pdf
ISO 19109 2015 Geographic information — Rules for application schema.pdf
ISO 21504 2022 Project programme and portfolio management Guidance on portfolio management.pdf
ISO 17604 2015 Microbiology of the food chain — Carcass sampling for microbiological analysis.pdf
ISO IEC 21794-4 2022 Information technology — Plenoptic image coding system (JPEG Pleno) — Part 4 Reference software.pdf
GB-T 38937-2020 钢筋混凝土用钢术语.pdf
GB-T 8905-2012 六氟化硫电气设备中气体管理和检测导则.pdf
GB-T 23244-2009 水果和蔬菜 气调贮藏技术规范.pdf
GB-T 17143.2-1997 信息技术 开放系统互连 系统管理 第2部分 状态管理功能.pdf
GB-T 12332-2008 金属覆盖层 工程用镍电镀层.pdf
GB-T 17453-2005 技术制图 图样画法 剖面区域的表示法.pdf
GB-T 25315-2017 家庭控制系统 安全导则.pdf
GB 11564-2008 机动车回复反射器.pdf
GB-T 19730-2005 缩微摄影技术 期刊的缩微拍摄 操作程序.pdf
GB-T 9541-1988 在普通电话交换网和点对点二线租用电话型电路上使用标准化的回波抵消技术的2400比特- 秒双工调制解调器.pdf