GB-T 27698.8-2011 热交换器及传热元件性能测试方法 第8部分:热交换器工业标定
ISO-TS 23635 2022 Blockchain and distributed ledger technologies Guidelines for governance.pdf
ISO 12926 2012 Aluminium fluoride for industrial use — Determination of trace elements — Wavelength dispersive X-ray fluorescence spectrometric method.pdf
ISO 24068-1 2021 Building and civil engineering sealants — Determination of the degree of cure — Part 1 Build-up of tensile properties in dumbbell-shaped specimens.pdf
ISO IEC 21823-4 2022 Internet of things (IoT) — Interoperability for IoT systems — Part 4 Syntactic interoperability.pdf
ISO 11855-6 2018 Building environment design — Design, dimensioning, installation and control of embedded radiant heating and cooling systems — Part 6 Control.pdf
ISO 722-1991Rock drilling equipment. Hollow drill steels in bar form,hexagonal and round third editi.pdf
ISO 9241-112 2017 Ergonomics of human-system interaction — Part 112 Principles for the presentation of information.pdf
ISO 18383 2015 Photography — Digital cameras — Specification guideline.pdf
ISO 657-19 1980 Hot-rolled steel sections Part 19 Bulb flats (metric series) Dimensions sectional properties and tolerances.pdf
ISO 516 2019 Camera shutters — Timing — General definition and mechanical shutt.pdf
GB-T 4214.16-2022 家用和类似用途电器噪声测试方法 废弃食物处理器的特殊要求.pdf
GB-T 15952-2010 电声学 个人声暴露计规范.pdf
GB-T 32382-2015 建筑用绝热制品 剪切性能的测定.pdf
GB-T 19942-2019 皮革和毛皮 化学试验 禁用偶氮染料的测定.pdf
GB-T 4680-1997 卧式内拉床 精度检验.pdf
GB-T 27024-2014 合格评定 人员认证机构通用要求.pdf
GB-T 17595-1998 纺织品 织物燃烧试验前的家庭洗涤程序.pdf
GB-T 4636-2000 35mm影片上最大可放映画面的位置和尺寸.pdf
GB-T 16649.2-2006 识别卡 带触点的集成电路卡 第2部分 触点的尺寸和位置.pdf
GB-T 39229-2020 肥料和土壤调理剂 砷、镉、铬、铅、汞含量的测定.pdf