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IEC 61156-6-2020 数字通信多心对称成对/四心电缆--第6部分:1000MHz以下传输特性的对称双芯/四芯电缆--工作区布线--...
2023-05-26
GB/T 18655-2018 车辆、船和内燃机 无线电骚扰特性 用于保护车载接收机的限值和测量方法 Vehicles, boats and inter...
2023-05-18
DIN SPEC 45673-2-2018 Mechanical vibration - Resilient elements used in railway tracks - Part 2: Determinat...
2023-05-18
BS EN 384-2016+A1-2018 Structural timber. Determination of characteristic values of mechanical properties ...
2023-05-17
ETSI TS 131 103-2020 Digital Cellular Telecommunications System (Phase 2+) (Gsm); Universal Mobile Telecomm...
2023-05-16
DIN 1249-11-2017 Glass in building - Part 11: Glass edges - Terms and definitions, characteristics of edge ...
2023-05-16
BS IEC 62951-5-2019 Semiconductor devices. Flexible and stretchable semiconductor devices. Test method for...
2023-05-15
DIN CEN ISO/TS 13972-2016 保健信息学 详细临床模型、特征和过程 Health informatics - Detailed clinical models,...
2023-05-15
IEC 60336-2020 医用电气设备--医用诊断用x射线管组件--焦点尺寸和相关特性 Medical electrical equipment – ...
2023-05-14
GA/T 2000.261-2019 公安信息代码 第261部分:上身着装特征代码 Information codes for public security industry--Pa...
2023-05-14
ASTM F3180/F3180M-2017 飞机低速飞行性能规范 Standard Specification for Low-Speed Flight Characteristics of A...
2023-05-12
DIN EN ISO 80000-11-2013 量和单位 第11部分:特征数 Quantities and units - Part 11: Characteristic numbers (ISO...
2023-05-11
BS EN 61829-2016 光伏(PV)阵列 电流电压特性的现场测量 Photovoltaic (PV) array. On-site measurement of current...
2023-05-10
BS EN 15885-2018 Classification and characteristics of techniques for renovation, repair and replacement o...
2023-05-10
DIN EN 300338-3-2017 Technical characteristics and methods of measurement for equipment for generation, tra...
2023-05-10
ETSI EN 301 841-2-2019 Vhf Air-Ground Digital Link (Vdl) Mode 2; Technical Characteristics And Methods Of M...
2023-05-10
ETSI EN 300 338-1-2017 Technical Characteristics And Methods Of Measurement For Equipment For Generation, T...
2023-05-10
GB/T 11807-2021 核电厂安全重要松脱部件声学监测系统的特性、设计和运行规程 Characteristics, design and operati...
2023-05-09
BS EN 61169-51-2015 射频连接器。 带有卡锁系统、外导体内径13.5毫米的射频同轴连接器分规范 特性阻抗50 O(QLI型) ...
2023-05-09
EN 61169-58-2016+AC-2017 Radio-frequency connectors-Part 58: Sectional specification for RF coaxial connect...
2023-05-07
BS ISO 17901-2-2015 光学和光子学 全息摄影 全息记录特性的测量方法 Optics and photonics. Holography. Methods f...
2023-05-07
GB/T 18497.1-2019 工业加热用电红外发射器的特性 第1部分:短波电红外发射器 Characteristics of electric infrared...
2023-05-06
ASTM E3022-2018 Standard Practice for Measurement of Emission Characteristics and Requirements for LED UV-A...
2023-05-05
GA/T 2000.159-2018 公安信息代码 第159部分:公安机关单位性质类别代码 Information codes for public security indu...
2023-05-05
DIN EN 17116-3-2019 Specifications for industrial laundry machines – Definitions and testing of capac...
2023-05-05
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