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未生效 EN ISO 24223-2021Cheese - Guidance on sample preparation for physical and chemical testing (ISO 24223:2021)

未生效 EN 12418-2021Masonry and stone cutting-off machines for job site - Safety

未生效 NB/T 10830-2021大型水轮发电机组主轴锻件技术条件

未生效 JJF(轻工) 145-2021自行车专用量规校准规范

未生效 EN ISO 22553-14-2021Paints and varnishes - Electro-deposition coatings - Part 14: Deposition behaviour (ISO 22553-14:2021)

未生效 EN ISO 22517-2021Leather - Chemical tests - Determination of pesticide residues content (ISO 22517:2019)

未生效 NB/T 10794-2021水电工程景观评价技术规范

未生效 JJF(机械) 1076-2021磨料堆积密度测定仪校准规范

未生效 NY/T 3954-2021日光温室全产业链管理通用技术要求 西葫芦

未生效 YB/T 4927-2021桥梁减震榫用热轧圆钢

未生效 YS/T 717-2021雾化镍粉

未生效 EN IEC 63249-1-2021Waveguide to coaxial adapters - Part 1: Generic specification - General requirements and test methods

未生效 DL/T 5627-202120kV及以下配电网工程结算审核报告编制导则

未生效 CWA 17794-2021Measurement of diffusible hydrogen in metallic materials - HELIOS 4 HOT PROBE method

未生效 EN ISO 748-2021Hydrometry - Measurement of liquid flow in open channels - Velocity area methods using point velocity measurements (ISO 748:2021)

未生效 EN 14323-2021Wood-based panels - Melamine faced boards for interior uses - Test methods

未生效 JJG 1177-2021谐波电压互感器检定规程

未生效 NB/T 10809-20213.6kV～40.5kV交流金属封闭开关设备用绝缘套管

未生效 JJF 1070.3-2021定量包装商品净含量计量检验规则 大米

未生效 NB/T 14008-2021页岩全孔径分布的测定 压汞—吸附联合法

未生效 JTS/T 185-2021内河数字航道工程建设技术规范

未生效 EN 15267-4-2017Air quality - Certification of automated measuring systems - Part 4: Performance criteria and test procedures for automated measuring systems for periodic measurements of emissions from stationary sources

未生效 EN 17527-2021Helium cryostats - Protection against excessive pressure

未生效 EN ISO 527-4-2021Plastics - Determination of tensile properties - Part 4: Test conditions for isotropic and orthotropic fibre-reinforced plastic composites (ISO 527-4:2021)

未生效 JJF 1938-2021数字式气压高度表校准规范

未生效 JJF(石化) 041-2021化学转化法低露点湿度发生器校准规范

未生效 DB22/T 3329-2022基于通信铁塔的农业气象灾害智能监测站建设规范

未生效 JJF(石化) 057-2021气体中微量硫色谱分析仪（火焰光度法检测器）校准规范

未生效 SY/T 0452-2021石油天然气金属管道焊接工艺评定

未生效 GB 1886.349-2021食品安全国家标准食品添加剂 五碳双缩醛(又名戊二醛)