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  • CNS 3694-1974 - 中外标准 - - 1974/3 - 现行
    可变电阻器电子设备及元件术语定义符号技术规则
  • IEC 60457-2-1974 - 中外标准 - - 1974/1 - 现行
    Describes the mechanical, electrical and environmental specifications of the 7 mm precision connector, the reflection coefficient and attenuation of which has to be measured up to 18 GHz.
    电连接器电气工程电信连接元件插头无极性连接器同轴连接器Coaxial connectorsElectric connectorsElectric plugsElectrical engineeringJoining elementsSexless connectorsTelecommunication
  • IEC 60457-1-1974 - 中外标准 - - 1974/1 - 现行
    Includes general, mechanical, electrical and environmental requirements and specifies the procedure for rigid precision coaxial lines and their associated connectors.
    测量电信总论电气工程电连接器同轴电缆插头精密度Coaxial cablesElectric connectorsElectric plugsElectrical engineeringGeneral sectionMeasurementPrecisionTelecommunication
  • IEC 60154-7-1974 - 中外标准 - - 1974/1 - 现行
    Gives the mechanical requirements and contains a table showing the metric and inch dimensions of Type K flanges.
    电气工程规范法兰电信波导四方形Electrical engineeringFlangesSpecificationsSquare shapeTelecommunicationWaveguides
  • IEC 60418-1-1974 - 中外标准 - - 1974/1 - 废止
    Describes the tests on capacitors to establish, under laboratory conditions, their suitability for use over stated ranges of temperature, air pressure and humidity, their ability to withstand specified conditions of mechanical shock such as are to be expected under transit or operational conditions, their ability to withstand the rigours of normal assembly processes attendant on their incorporation in equipment. See IEC 612.
    电气工程定义试验电子设备及元件电子工程微调电容器介质材料电容器介质装置可变电容器CapacitorsDefinitionsDielectric devicesDielectric materialsElectrical engineeringElectronic engineeringElectronic equipment and componentsTestingTrimmer capacitorsVariable capacitors
  • IEC 60477-1974 - 中外标准 - - 1974/1 - 现行
    Definitions; classification; limits of intrinsic errors: permissible variations; further requirements; markings; symbols.
    测量仪器电阻器电气工程直流电流实验室DatumD.C. resistanceDefectsDefinitionsDirect currentElectrical engineeringElectrical resistanceInscriptionInstructions for useLaboratoriesLaboratory wareLeakage currentsLimits (mathematics)MarkingMeasuring instrumentsPrecisionPrecision resistorsPropertiesRatingsResistorsShieldsSignsSpecification (approval)SymbolsTemperature measurement
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