• ETSI TS 122 042-2017 Digital cellular telecommunications system (Phase 2+) (GSM);Universal Mobile Telecommu...2023-06-06
  • GB/T 36248-2018 基于模型的航空装备研制 数据交换 Model based aviation equipment research and development--Dat...2023-06-06
  • BS EN ISO 16610-71-2014 几何产品规范(GPS) 过滤 第71部分:强力区域过滤器:高斯 回归过滤器 Geometrical product s...2023-06-06
  • GB/T 37891.3-2019 带平键和端键传动的铣刀杆 第3部分:带7:24自动换刀圆锥柄刀杆的尺寸和标记 Cutter arbors with p...2023-06-06
  • BS EN 60601-2-54-2009+A1-2015 医用电气设备 射线摄影和射线检查用X射线设备的基本安全和基本性能专用要求 Medical...2023-06-06
  • GB/T 1406.3-2021 灯头的型式和尺寸 第3部分:预聚焦式灯头 Types and dimensions of lamp caps—Part 3 : Prefo...2023-06-06
  • DIN EN ISO 21613-2018 (U, Pu)O2 Powders and sintered pellets - Determination of chlorine and fluorine (ISO ...2023-06-06
  • DB13/T 1035-2009 苗木质量分级 桧柏2023-06-06
  • GB/T 36746-2018 互联网上网服务营业场所服务等级评定 Rank division of services for internet service business s...2023-06-06
  • BS EN 14368-2015 人类用水处理用制品 覆石灰石的二氧化锰 Products used for treatment of water intended for hum...2023-06-06
  • GB 30000.7-2013 化学品分类和标签规范 第7部分:易燃液体 Rules for classification and labelling of chemicals.Pa...2023-06-06
  • AWS WI-2015 Welding Inspection Handbook (Fourth Edition)2023-06-06
  • GB/T 22164-2017 公共气象服务 天气图形符号 Public meteorological service--Weather graphic symbols2023-06-06
  • BS ISO 14085-3-2015 航空航天系列 液压滤芯 试验方法 过滤效率和保持能力 Aerospace series. Hydraulic filter ele...2023-06-06
  • DB13/T 1166-2009 农家院服务质量规范2023-06-06
  • DIN EN 1330-9-2017 Non-destructive testing - Terminology - Part 9: Terms used in acoustic emission testing;...2023-06-06
  • ETSI TR 138 903/2-2019 5G; Nr; Derivation Of Test Tolerances And Measurement Uncertainty For User Equipment...2023-06-06
  • ETSI TR 137 901/2-2018 Universal Mobile Telecommunications System (Umts); Lte; User Equipment (Ue) Applicat...2023-06-06
  • ETSI TR 126 935-2017 Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecomm...2023-06-06
  • GB/T 13542.5-2022 电气绝缘用薄膜 第5部分:双轴定向聚萘酯薄膜 Films used for electrical insulation-Part 5: Bala...2023-06-06
  • DL/T 1757-2017 电子数据恢复和销毁技术要求 Technical requirements for recovery and destruction of electronica...2023-06-06
  • ETSI TS 136 133/16-2019 Lte; Evolved Universal Terrestrial Radio Access (E-Utra); Requirements For Support ...2023-06-06
  • GB/T 37267-2018 建筑抗震支吊架通用技术条件 General specification of seismic bracing for building...2023-06-06
  • DL/T 5476-2021 电缆输电线路工程建设预算项目划分导则 Guidelines for item segregation of construction budget f...2023-06-06