用户登录

未生效 EN 15788-2021Animal feeding stuffs: Methods of sampling and analysis - Detection and enumeration of Enterococcus (E. faecium) spp. used as feed additive

未生效 JJF(建材) 176-2021低辐射镀膜玻璃膜面辐射率测试仪校准规范

未生效 DB32/T 4211-2022大蒜叶枯病和紫斑病防治技术规程

未生效 HJ 1210-2021土壤和沉积物 13 种苯胺类和 2 种联苯 胺类化合物的测定 液相色谱-三重四极杆质谱法

未生效 EN 17490-2021Determination of screw pull out forces from screw thread channels

未生效 DB32/T 4202-2022视光学检查规范

未生效 ARMY MIL-STD-17A-1961MECHANICAL SYMBOLS FOR AERONAUTICAL, AEROSPACECRAFT AND SPACECRAFT USE

未生效 YS/T 1464-2021铌钨合金化学分析方法钨、钼、锆、钽、硅、铁、铝、钛、铜量的测定

未生效 EN IEC 62841-4-5-2021Electric motor-operated hand-held tools, transportable tools and lawn and garden machinery - Safety - Part 4-5: Particular requirements for grass shears

未生效 EN ISO 10591-2021Building and civil engineering sealants - Determination of adhesion/cohesion properties of sealants after immersion in water (ISO 10591:2021)

未生效 EN IEC 62868-2-3-2021Organic light emitting diode (OLED) light sources for general lighting - Safety - Part 2-3: Particular requirements - Flexible OLED tiles and panels

未生效 JJF(机械) 1076-2021磨料堆积密度测定仪校准规范

未生效 YS/T 1504-2021高纯钯化学分析方法杂质元素含量的测定辉光放电质谱法

未生效 EN IEC 63002-2021Interoperability specifications and communication method for external power supplies used with computing and consumer electronics devices

未生效 EN ISO 22526-3-2021Plastics - Carbon and environmental footprint of biobased plastics - Part 3: Process carbon footprint, requirements and guidelines for quantification (ISO 22526-3:2020)

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 SY/T 7626-2021水基钻井液用降滤失剂 聚合物类

未生效 EN ISO 10872-2021Water and soil quality - Determination of the toxic effect of sediment and soil samples on growth, fertility and reproduction of Caenorhabditis elegans (Nematoda) (ISO 10872:2020)

未生效 YS/T 1472.4-2021富锂锰基正极材料化学分析方法第4部分：锂、镍、钴、钠、钾、铜、钙、铁、镁、锌、铝、硅含量的测定电感耦合等离子体原子发射光谱法

未生效 EN IEC 61076-3-122-2021Connectors for electrical and electronic equipment - Product requirements - Part 3-122: Detail specification for 8-way, shielded, free and fixed connectors for I/O and data transmission with frequencies up to 500 MHz and current-carrying capacity in industrial environments

未生效 SY/T 6836-2021油气田生产系统经济运行规范 天然气处理系统

未生效 EN IEC 61557-1-2021Electrical 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 1: General requirements

未生效 NB/T 10729-2021煤矿巷道支护用金属网通用技术条件

未生效 SY/T 0087.6-2021钢质管道及储罐腐蚀评价标准 第6部分：埋地钢质管道交流干扰腐蚀评价

未生效 HJ 1189-2021水质 28 种有机磷农药的测定 气相色谱-质谱法

未生效 EN 14972-3-2021Fixed firefighting systems - Water mist systems - Part 3: Test protocol for office, school classrooms and hotel for automatic nozzle systems

未生效 NB/T 10848-2021页岩气开发工程地下水环境监测技术规范

未生效 SAE J985-2016Vision Factors Considerations in Rearview Mirror Design

未生效 JJF(电子) 0057-2021数字电视测试接收机校准规范

未生效 NB/T 10731-2021煤矿井下防水密闭墙设计施工及验收规范