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  • GB/T 42207.5-2022 电子设备用连接器 产品要求 矩形连接器 第5部分:额定电压直流250 V额定电流30 A卡扣锁紧可重复接...2023-05-16
  • GB/T 34994.1-2017 教育卡应用规范 第1部分:教育卡技术要求 Application specifications for education card--Part ...2023-05-16
  • ASTM F3288/F3288M-2020 Standard Specification for MRS-Rated Metric- and Inch-sized Crosslinked Polyethylene...2023-05-15
  • BS EN 4691-1-2017 Aerospace Series. Tie Rod With Integrated Bolts. Technical Specification2023-05-15
  • GB/T 40132-2021 便携式电子产品用振动电机通用规范 General specification of vibration motors for mobile device...2023-05-15
  • DL/T 849.1-2019 电力设备专用测试仪通用技术条件 第1部分:电缆故障闪测仪 General technical specification of spe...2023-05-15
  • GA/T 1585-2019 法庭科学 尸体检验摄像技术规范 Forensic sciences-Technical specifications for videography in e...2023-05-15
  • ASTM B649-2017 镍铁铬钼铜氮低碳合金(UNS N08925、UNS N08031、UNS N08354和UNS N08926)及铬镍铁氮低碳合金(UNS R2...2023-05-14
  • DB32/T 3762.7-2020 新型冠状病毒检测技术规范 第7部分:空气样本检测与评估 Technical specifications for SARS-CoV-...2023-05-14
  • DZ/T 0190-2015 区域环境地质勘查遥感技术规定(1:50000) Specification of remote sensing technology for regional ...2023-05-14
  • DB44/T 487-2008 红鳍笛鲷养殖技术规范 Technical specifications for fire spot snapper culture2023-05-14
  • BS EN 60384-24-2015 电子设备用固定电容器 分规范:表面安装、带导电聚合物固体电解质的钽电解固定电容器 Fixed cap...2023-05-14
  • IEC 60603-7-2020 电子设备连接器--第7部分:8路无屏蔽自由固定连接器的详细规范 Connectors for electronic equipme...2023-05-14
  • ASTM A788/A788M-2018 钢锻件一般要求规格 Standard Specification for Steel Forgings,General Requirements...2023-05-14
  • DIN EN ISO 15995-2019 Gas cylinders - Specifications and testing of LPG cylinder valves - Manually operated...2023-05-14
  • BS EN 60317-52-2014 特种绕组线规范 聚芳香酰胺带缠包的圆铜线 温度指数220 Specifications for particular types ...2023-05-14
  • BS EN 61076-2-109-2014 电子设备用连接器 产品要求 圆形连接器 用于频率高达500 MHz的数据传输的带M12×1螺丝锁连...2023-05-14
  • BS EN 61784-3-3-2017 Industrial Communication Networks. Profiles. Functional Safety Fieldbuses. Additional...2023-05-14
  • DZ/T 0334-2020 石油天然气探明储量报告编写规范 Compilation specification for petroleum proved reserves report...2023-05-14
  • ASTM E866-2019 粘结到蜂窝状保护板上的铝合金用防蚀粘合剂底漆规格 Standard Specification for Corrosion-Inhibit...2023-05-14
  • GB/T 35213-2017 土方机械 履带式推土机 技术条件 Earth-moving machinery-Crawler tractor-dozer- Technical speci...2023-05-14
  • DIN EN IEC 61281-1-2019 Fibre optic communication subsystems - Part 1: Generic specification (IEC 61281-1:2...2023-05-14
  • DZ/T 0354-2020 局部生态地球化学评价规范 Specification of local ecogeochemistry assessment2023-05-14
  • BS ISO 17717-2017 Meteorological Balloons. Specification2023-05-14
  • GB/T 9652.1-2019 水轮机调速系统技术条件 Specification of hydraulic turbine governing systems ...2023-05-14