全网唯一标准王
YD-T 2648-2013 移动数字通信应用的视频质量主观评价方法
ISO 23551-2 2018 Safety and control devices for gas burners and gas-burning appliances Particular requirements Part 2 Pressure regulators.pdfISO 22969 2019 Paints and varnishes — Determination of solar reflectance.pdfISO 4400 1994 Fluid power systems and components — Three-pin electrical plug connectors with earth contact — Characteristics and requirements.pdfISO 6162-2 2018 Hydraulic fluid power Flange connections with split or one-piece flange clamps and metric or inch screws Part 2 Flange connectors ports and mounting surfaces for use at a pressure of.pdfISO 28005-2 2021 Ships and marine technology — Electronic port clearance (EPC) — Part 2 Core data elements.pdfISO 13501 2011 Petroleum and natural gas industries — Drilling fluids — Processing equipment evaluation.pdfISO 24631-1 2017 Radiofrequency identification of animals Part 1 Evaluation of conformance of RFID transponders with ISO 11784 and ISO 11785 (including granting and use of a manufacturer code).pdfISO 105-A04 1989 Textiles — Tests for colour fastness — Part A04 Method for the instrumental assessment of the degree of staining of adjacent fabrics.pdfISO IEC 13888-1 2020 Information security — Non-repudiation — Part 1 General.pdfISO TS 55010 2019 Asset management — Guidance on the alignment of financial and non-financial functions in asset management.pdfGB-T 21272-2007 蒸汽流真空泵性能测量方法 泵液返流率和加热时间的测量.pdfGB-T 25359-2010 石油及天然气工业用集成撬装往复压缩机.pdfGB-T 34648-2017 金属及其他无机覆盖层 电磁屏蔽用化学镀铜上化学镀镍.pdfGB-T 20932-2007 生铁 定义与分类.pdfGB-T 43801-2024 微波频段覆铜箔层压板相对介电常数和损耗正切值测试方法 分离介质谐振器法.pdfGB-T 32424-2015 系统与软件工程 用户文档的设计者和开发者要求.pdfGB-T 7025.3-1997 电梯主参数及轿厢、井道、机房的形式与尺寸 第三部分 Ⅴ类电梯.pdfGB-T 2492-2017 固结磨具 交付砂轮允许的不平衡量 测量.pdfGB-T 18932.2-2002 蜂蜜中高果糖淀粉糖浆测定方法 薄层色谱法.pdfGB-T 40887.2-2022 无障碍客车的轮椅车及乘坐者限位系统 第2部分 前向式轮椅车乘坐者系统.pdf
