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未生效 EN 14908-9-2021Open Data Communication in Building Automation, Controls and Building Management - Control Network Protocol - Part 9: Wireless Communication in ISM bands

未生效 EN 13286-4-2021Unbound and hydraulically bound mixtures - Part 4: Test methods for laboratory reference density and water content - Vibrating hammer

未生效 DB32/T 4167-2021单元整体式钢结构建筑技术规程

未生效 GB 55008-2021混凝土结构通用规范

未生效 EN ISO 10942-2022Ophthalmic instruments - Direct ophthalmoscopes (ISO 10942-2022)

未生效 EN IEC 63327-2021Automatic floor treatment machines for commercial use - Particular requirements

未生效 YS/T 1161.4-2021拟薄水铝石分析方法第4部分：氧化钠含量的测定

未生效 YS/T 1474-2021锆合金管材高温内压爆破试验方法

未生效 JJF(纺织) 097-2021纤维比电阻仪校准规范

未生效 NB/SH/T 0765-2021柴油润滑性的评定 高频往复式试验机法

未生效 NY/T 924-2021浓缩天然胶乳 氨保存离心胶乳加工技术规程

未生效 EN ISO 11855-1-2021Building environment design - Embedded radiant heating and cooling systems - Part 1: Definitions, symbols, and comfort criteria (ISO 11855-1:2021)

未生效 QB/T 4114-2021足金镶嵌首饰镶嵌牢度

未生效 NB/T 10808-2021用于公共场所的插座 技术规范

未生效 EN ISO 15614-13-2021Specification and qualification of welding procedures for metallic materials - Welding procedure test - Part 13: Upset (resistance butt) and flash welding (ISO 15614-13:2021)

未生效 CLC/TS 50238-3-2022Railway applications - Compatibility between rolling stock and train detection systems - Part 3: Compatibility with axle counters

未生效 QX/T 638-2022气候预测检验 热带大气季节内振荡

未生效 EN IEC 62037-2-2021Passive RF and microwave devices, intermodulation level measurement - Part 2: Measurement of passive intermodulation in coaxial cable assemblies

未生效 HG/T 5936-2021腐植酸碳系数测定方法

未生效 NY/T 3976-2021热带作物种质资源描述规范 辣木

未生效 JJF(湘) 69-2021吸附解析-热导法煤中元素分析仪校准规范

未生效 EN 15789-2021Animal feeding stuffs: Methods of sampling and analysis - Detection and enumeration of Saccharomyces cerevisiae used as feed additive

未生效 JTS/T 184-2021内河航道信息交换标准

未生效 DB51/T 10001.3-2021智慧高速公路 第3部分：路测设施设置规范

未生效 EN 1744-4-2021Tests for chemical properties of aggregates - Part 4: Determination of water susceptibility of fillers for bituminous mixtures

未生效 SY/T 5121-2021岩石中有机质及原油红外光谱分析方法

未生效 SY/T 6822-2021电缆测井项目选择规范

未生效 YS/T 1453-2021压延铜箔带坯

未生效 EN IEC 61557-17-2021Electrical safety in low voltage distribution systems up to 1 000 V AC and 1 500 V DC - Equipment for testing, measuring or monitoring of protective measures - Part 17: Non-contact AC voltage indicators

未生效 YS/T 1456-2021铜及铜合金屋面瓦