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GB-T 7494-1987 水质 阴离子表面活性剂的测定 亚甲蓝分光光度法
ISO 5403-1 2011 Leather — Determination of water resistance of flexible leather — Part 1 Repeated linear compression (penetrometer).pdfISO 80000-5 2019 Quantities and units — Part 5 Thermodynamics.pdfISO 3528 2012 Essential oil of mandarin, Italian type (Citrus reticulata Blanco).pdfISO 19445 2022 Graphic technology — Metadata for graphic arts workflow — XMP metadata for image and document proofing.pdfISO 17491-1 2012 Protective clothing Test methods for clothing providing protection against chemicals Part 1 Determination of resistance to outward leakage of gases (internal pressure test).pdfISO 13778 2017 Plain bearings Quality assurance of thin-walled half bearings Selective assembly of bearings to achieve a narrow clearance range.pdfISO 3875 2020 Machine tools — Test conditions for external cylindrical centreless grinding machines — Testing of the accuracy.pdfISO 20242-5 2020 Industrial automation systems and integration — Service interface for testing applications — Part 5 Application program service interface.pdfISO-IEC 18000-62 2012 Information technology -- Radio frequency identification for item management -- Part 62 Parameters for air interface communications at 860 MHz to 960 MHz Type B.pdfISO 22917 2016 Precision superabrasives — Limit deviations and run-out tolerances for grinding wheels with diamond or cubic boron nitride.pdfGB-T 40501-2021 轻型汽车操纵稳定性试验通用条件.pdfGB-T 39543-2020 杠杆指示表的设计和计量特性.pdfGB-T 23893-2009 滑动轴承用热塑性聚合物 分类和标记.pdfGB-T 7494-1987 水质 阴离子表面活性剂的测定 亚甲蓝分光光度法.pdfGB-T 31240-2014 信息技术 用户建筑群布缆的路径和空间.pdfGB-T 23902-2021 无损检测 超声检测 超声衍射声时技术检测和评价方法.pdfGB-T 13377-2010 原油和液体或固体石油产品 密度或相对密度的测定 毛细管塞比重瓶和带刻度双毛细管比重瓶法.pdfGB-T 14779-1993 坐姿人体模板功能设计要求.pdfGB-T 5620-2020 道路车辆 汽车和挂车制动名词术语及其定义.pdfGB-T 15401-1994 水果、蔬菜及其制品 亚硝酸盐和硝酸盐含量的测定.pdf
