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  • IEC TS 62578-2015 电力电子系统和设备--有源助增变流器应用的操作条件和特性 Power electronics systems and equip...2023-10-01
  • KS M ISO 11963-2019 Plastics — Polycarbonate sheets — Type, dimensions and characteristics2023-09-30
  • BS ISO 21107-2015 滚动轴承和球面滑动轴承 电子介质用查寻结构 用属性词汇标识的特性和性能标准 Rolling bearings ...2023-09-23
  • DIN IEC/TS 62607-4-3-2018 Nanomanufacturing - Key control characteristics - Part 4-3: Nano-enabled electric...2023-09-21
  • ASTM D943-2020 Standard Test Method for Oxidation Characteristics of Inhibited Mineral Oils2023-09-20
  • DIN EN 14915-2017 Solid wood panelling and cladding - Characteristics, requirements and marking; German ver...2023-09-19
  • ETSI TS 131 103/3-2018 Digital Cellular Telecommunications System (Phase 2+) (Gsm); Universal Mobile Teleco...2023-09-14
  • GB/T 7343-2017 无源EMC滤波器件抑制特性的测量方法 Methods of measurement of the suppression characteristics o...2023-09-13
  • CISPR TR 18-3-2017 架空电源线和高压设备的无线电干扰特性--第3部分:减少无线电噪声产生的实践规范 Radio interfer...2023-09-13
  • BS ISO 11929-1-2019 Determination of the characteristic limits (decision threshold, detection limit and li...2023-09-13
  • ETSI TS 131 102/3-2019 Universal Mobile Telecommunications System (Umts); Lte; Characteristics Of The Unive...2023-09-12
  • ASTM ISO/ASTM 52904-2019 Additive Manufacturing – Process Characteristics and Performance: Practice for Me...2023-09-08
  • DIN EN 13142-2013 Ventilation for buildings - Components/products for residential ventilation - Required an...2023-09-08
  • EN 1793-6-2018 Road traffic noise reducing devices - Test method for determining the acoustic performance -...2023-09-06
  • DIN EN 300220-1-2017 Short Range Devices (SRD) operating in the frequency range 25 MHz to 1000 MHz - Part ...2023-09-06
  • IEC 61669-2015 电声学--助听器的仿真耳声学特性的测量设备 Electroacoustics - Measurement of real-ear acoustica...2023-09-04
  • ETSI TS 131 103-2017 Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecomm...2023-09-02
  • GB 23255-2019 机动车昼间行驶灯配光性能 Photometric characteristics of daytime running lamps for power driven...2023-08-29
  • IEC 60118-0-2015 电声学--助听器--第0部分:电声特性的测量 Electroacoustics – Hearing aids – Part 0:...2023-08-29
  • GB/T 38842-2020 实用超导线的分类和检测方法 一般特性和指南 Categories and test methods of practical supercon...2023-08-26
  • ETSI EN 302 217-1-2017 Fixed Radio Systems; Characteristics And Requirements For Point-To-Point Equipment A...2023-08-26
  • BS ISO 20808-2016 精细陶瓷(先进陶瓷 先进技术陶瓷) 通过球盘法测定整体陶瓷的摩擦磨损特性 Fine ceramics (advanc...2023-08-23
  • ASTM D2412-2021 Standard Test Method for Determination of External Loading Characteristics of Plastic Pipe ...2023-08-21
  • ETSI TS 131 101-2014 Universal Mobile Telecommunications System (Umts); Lte; Uicc-Terminal Interface; Physi...2023-08-20
  • GB/T 17737.108-2018 同轴通信电缆 第1-108部分:电气试验方法 特性阻抗、相位延迟、群延迟、电长度和传播速度试验 Co...2023-08-18