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未生效 EN 17520-2021Mountaineering equipment - Personal belay lanyards - Safety requirements and test methods

未生效 DL/T 5618-2021配电网数字化勘测设计和移交数据交换标准

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 SY/T 7328-2021驱油用石油磺酸盐

未生效 EN ISO 22475-1-2021Geotechnical investigation and testing - Sampling methods and groundwater measurements - Part 1: Technical principles for the sampling of soil, rock and groundwater (ISO 22475-1:2021)

未生效 EN IEC 62855-2021Nuclear power plants - Electrical power systems - Electrical power systems analysis

未生效 YS/T 445.18-2021银精矿化学分析方法第18部分：铁含量的测定Na2EDTA滴定法

未生效 YS/T 445.17-2021银精矿化学分析方法第17部分：二氧化硅含量的测定钼蓝分光光度法

未生效 EN IEC 62868-2-2-2021Organic light emitting diode (OLED) light sources for general lighting - Safety - Part 2-2: Particular requirements - Integrated OLED modules

未生效 EN ISO 2566-2-2021Steel - Conversion of elongation values - Part 2: Austenitic steels (ISO 2566-2:2021)

未生效 NB/T 10840-2021页岩气水平井试气地质方案编制规范

未生效 NY/T 3961-2021畜禽屠宰加工人员防护技术规范

未生效 EN 50171-2021Central safety power supply systems

未生效 DB22/T 3343-2022人参产品质量追溯规范

未生效 JJG 1176-2021谐波电流互感器检定规程

未生效 DB32/T 4210-2022梨树枝干病害防控技术规程

未生效 EN ISO 9680-2021Dentistry - Operating lights (ISO 9680:2021)

未生效 EN IEC 61557-4-2021Electrical 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 4: Resistance of earth connection and equipotential bonding

未生效 EN ISO 5470-2-2021Rubber- or plastics-coated fabrics - Determination of abrasion resistance - Part 2: Martindale abrader (ISO 5470-2:2021)

未生效 EN IEC 60695-4-2021Fire hazard testing - Part 4: Terminology concerning fire tests for electrotechnical products

未生效 FZ/T 92019-2021棉纺环锭细纱机牵伸下罗拉

未生效 JJF(轻工) 149-2021自行车专用角度量具校准规范

未生效 JJF(石化) 044-2021液体氧化性试验仪校准规范

未生效 EN IEC 60534-4-2022Industrial-process control valves - Part 4: Inspection and routine testing

未生效 NB/T 10798-2021水电工程建设征地移民安置技术通则

未生效 NY/T 3952-2021日光温室全产业链管理通用技术要求 辣椒

未生效 EN IEC 61760-2-2021Surface mounting technology - Part 2: Transportation and storage conditions of surface mounting devices (SMD) - Application guide

未生效 DB22/T 3350-2022玫瑰嫩枝扦插育苗技术规程

未生效 YS/T 1314.7-2021铜冶炼分银渣化学分析方法第7部分：锑含量的测定硫酸铈滴定法

未生效 DB32/T 4209-2022水芹水面栽培技术规程