IEC 60444-4-1988 Measurement of quartz crystal unit parameters by zero phase technique in a π-network part 4 method for the measurement of the load resonance frequency FL load reso.pdf

相关资源

IEC TS 62492-1-2008 Industrial process control devices - Radiation thermometers - Part 1 Technical data for radiation thermometers《工业过程控制装置 辐射温度计 第1部分 辐射温度计的技术数.pdf

IEC TR2 61464-1998 Insulated bushings - Guide for the interpretation of dissolved gas analysis (DGA) in bushings where oil is the impregnating medium of the mai.pdf

IEC TR 61241-2-2-1993 Electrical apparatus for use in the presence of combustible dust part 2 test methods section 2 method for determining the electrical resis.pdf

IEC TR 60972-1989 Classification and interpretation of new lighting products《新型照明产品的分类和说明》.pdf

IEC TR 60943 Edition 21-2009 Guidance concerning the permissible temperature rise for parts of electrical equipment in particular for terminals《特殊终端中电气设备部件用关于允许.pdf

IEC TR 60943 AMD 1-2008 Guidance concerning the permissible temperature rise for parts of electrical equipment in particular for terminals Amendment 1《电气设备部件(特别.pdf

IEC TR 60919-2-2008 Performance of high-voltage direct current (HVDC) systems with line-communicated converters - Part 2 Faults and switching《带线性通信转换器的高压直流(HVDC.pdf

IEC TR 60870-6-505 Edition 11-2006 Telecontrol equipment and systems - Part.6-505 Telecontrol protocols compatible with ISO standards and ITU-T recommendations .pdf

IEC TR 60344 CORR1-2012 Calculation of d c resistance of plain and coated copper conductors of low-frequency cables and wires - Application guide Corrigendum 1《.pdf

IEC 62560 CORR1-2012 Self-ballasted LED-lamps for general lighting services by voltage 50 V - Safety specifications Corrigendum 1《普通照明用50 V以上自镇流LED灯 安全要求 勘误表1》.pdf

猜你喜欢

ASTM E3045-2016 Standard Practice for Crack Detection Using Vibroacoustic Thermography《使用声振法进行裂纹检测的标准实施规程》.pdf

ASTM E3046-2015 Standard Guide for Core Competencies for Mobile Phone Forensics《手机取证用核心能力的标准指南》.pdf

ASTM E3047-2016 Standard Test Method for Analysis of Nickel Alloys by Spark Atomic Emission Spectrometry《采用原子发射光谱法分析镍合金的标准试验方法》.pdf

ASTM E3048-2016 Standard Test Method for Determination of Time to Burn-Through Using the Intermediate Scale Calorimeter (ICAL) Radiant Panel《使用中间刻度热量计(ICAL)辐射板测定完全燃烧时间的标准试验方法》.pdf

ASTM E3048-2017 Standard Test Method for Determination of Time to Burn-Through Using the Intermediate Scale Calorimeter (ICAL) Radiant Panel《使用中间刻度热量计(ICAL)辐射板测定完全燃烧时间的标准试验方法》.pdf

ASTM E3050-2016 Standard Specification for Denatured Ethanol for Use as Cooking and Appliance Fuel《烹饪器具燃料使用变性乙醇的标准规格》.pdf

ASTM E3051-2016 Standard Guide for Specification Design Verification and Application of Single-Use Systems in Pharmaceutical and Biopharmaceutical Manufacturing《制药和生物医药品制造中单次使用系统的规.pdf

ASTM E3052-2016 Standard Practice for Examination of Carbon Steel Welds Using Eddy Current Array《采用涡流阵列检查碳钢焊缝的标准实施规程》.pdf

ASTM E3053-2017 Standard Test Method for Determining Particulate Matter Emissions from Wood Heaters Using Cordwood Test Fuel《用积木式试验燃料测定木材加热器的颗粒物排放量的标准试验方法》.pdf