用户登录

未生效 NY/T 3989-2021农业农村地理信息数据管理规范

未生效 EN ISO 11807-1-2021Integrated optics - Vocabulary - Part 1: Optical waveguide basic terms and symbols (ISO 11807-1:2021)

未生效 SY/T 5338-2021加固井壁和人工井壁防砂工艺作法

未生效 EN 13523-0-2021Coil coated metals - Test methods - Part 0: General introduction

未生效 SY/T 7640-2021非常规气田采出水回注环境保护规范

未生效 SY/T 5723-2021石油天然气钻采设备 山地地震钻机

未生效 EN ISO 19085-14-2021Woodworking machines - Safety - Part 14: Four-sided moulding machines (ISO 19085-14:2021)

未生效 NB/T 10733-2021煤基洁净型炭

未生效 NB/T 10740-2021露天煤矿大型卡车运行日常安全检查规程

未生效 EN IEC 60216-3-2021Electrical insulating materials - Thermal endurance properties - Part 3: Instructions for calculating thermal endurance characteristics

未生效 NY/T 3960-2021水生外来入侵植物监测技术规程

未生效 EN 12353-2021Chemical disinfectants and antiseptics - Preservation of test organisms used for the determination of bactericidal (including Legionella), mycobactericidal, sporicidal, fungicidal and virucidal (including bacteriophages) activity

未生效 EN IEC 60695-2-11-2021Fire hazard testing - Part 2-11: Glowing/hot-wire based test methods - Glow-wire flammability test method for end products (GWEPT)

未生效 NY/T 3984-2021橡胶树寒害减灾技术规程

未生效 EN ISO 6330-2021Textiles - Domestic washing and drying procedures for textile testing (ISO 6330:2021)

未生效 NB/T 10768-2021生物柴油储运操作规范

未生效 SY/T 7657.4-2021天然气 利用光声光谱—红外光谱—燃料电池联合法测定组成 第4部分：燃料电池法测定氢含量

未生效 TB/T 2832-2021交流电气化铁路对油(气)管道干扰的防护

未生效 YS/T 1482-2021烧结金属多孔材料管状压坯强度的测定

未生效 QB/T 4547-2021皮鞋防寒性能技术条件

未生效 SY/T 5165-2021石油井下取样器

未生效 NB/T 10712-2021地热站智能化技术规范

未生效 HG/T 5946-20211-(3-磺酸苯基)-3-甲基-5- 吡唑酮

未生效 JJF(电子) 0057-2021数字电视测试接收机校准规范

未生效 HJ 1190-2021水质 灭菌生物指示物（枯草芽孢杆菌 黑色变种）的鉴定生物学检测法

未生效 EN IEC 63159-2-2-2021Household electric instantaneous water heaters - Methods for measuring the performance - Part 2-2: Efficiency of single point of use electric instantaneous water heaters

未生效 EN 15502-1-2021Gas-fired heating boilers - Part 1: General requirements and tests

未生效 EN ISO 10535-2021Assistive products - Hoists for the transfer of persons - Requirements and test methods (ISO 10535:2021)

未生效 NY/T 3979-2021生咖啡 粒度分析 手工和机械筛分

未生效 EN 10253-2-2021Butt-welding pipe fittings - Part 2: Non alloy and ferritic alloy steels with specific inspection requirements