用户登录

未生效 EN 16119-2021LPG equipment and accessories - Sealing caps and plugs for LPG cylinder and pressure vessel valves - Specification and testing

未生效 HG/T 5936-2021腐植酸碳系数测定方法

未生效 EN 15609-2021LPG equipment and accessories - LPG propulsion systems for boats, yachts and other watercraft - Installation requirements

未生效 NB/T 10741-2021露天煤矿大型卡车运行安全测试规范

未生效 JJF(建材) 104-2021水泥净浆搅拌机校准规范

未生效 EN ISO 19085-3-2021Woodworking machines - Safety - Part 3: Numerically controlled (NC/CNC) boring and routing machines (ISO 19085-3:2021)

未生效 EN ISO 23590-2021Household biogas system requirements: design, installation, operation, maintenance and safety (ISO 23590:2020)

未生效 YS/T 1472.2-2021富锂锰基正极材料化学分析方法第2部分：钴含量的测定电位滴定法

未生效 JJF 1931-2021信号发生器校准规范

未生效 HG/T 5943-2021C.I.分散红152

未生效 GB 31604.8-2021食品安全国家标准食品接触材料及制品 总迁移量的测定

未生效 JJF(机械) 1062-2021绝缘油介电强度测试仪校准规范

未生效 SY/T 7655-2021石油天然气钻采设备 海洋钻井平台的电缆集成设计和安装

未生效 EN IEC 60695-7-2-2021Fire hazard testing - Part 7-2: Toxicity of fire effluent - Summary and relevance of test methods

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

未生效 SY/T 6211-2021表层调查地震勘探劳动定额

未生效 SY/T 6902-2021海洋可控源电磁法勘探技术规程

未生效 NB/SH/T 0871-2021橡胶防护蜡

未生效 EN 17415-3-2021District cooling pipes - Bonded single pipe systems for directly buried cold water networks - Part 3: Factory made steel valve assembly for steel or plastic service pipe, polyurethane thermal insulation and a casing of polyethylene

未生效 NY/T 3973-2021澳洲坚果 等级规格

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

未生效 EN ISO 8996-2021Ergonomics of the thermal environment - Determination of metabolic rate (ISO 8996:2021)

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 YS/T 1510-2021高纯锗粉

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 JJF(纺织) 097-2021纤维比电阻仪校准规范

未生效 EN 50702-2021Railway applications - Rolling stock - Conductor rail current collectors (shoegear): Characteristics and tests

未生效 YS/T 1478-2021铝基碳化硼中子吸收材料

未生效 EN 16759-2021Bonded Glazing for doors, windows and curtain walling - Verification of mechanical performance of bonding on aluminium and steel surfaces

未生效 EN ISO 21363-2022Nanotechnologies - Measurements of particle size and shape distributions by transmission electron microscopy (ISO 21363:2020)