BS 3900-F5-1972 涂料试验方法.第F5部分:室内用涂料人工光源耐光性测定
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【英文标准名称】:Methodsoftestforpaints-Determinationoflightfastnessofpaintsforinterioruseexposedtoartificiallightsources
【原文标准名称】:涂料试验方法.第F5部分:室内用涂料人工光源耐光性测定
【标准号】:BS3900-F5-1972
【标准状态】:现行
【国别】:英国
【发布日期】:1972-02-15
【实施或试行日期】:1972-02-15
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:试验设备;校正;涂料;试验条件;色牢度试验;设计;比较试验;人工照明;染色试验;清漆;板条;试样制备;内部;尺寸;环境试验;试样;覆层
【英文主题词】:Artificiallighting;Calibration;Coatings;Colourtests;Colour-fastnesstests;Comparativetests;Design;Dimensions;Environmentaltesting;Internal;Paints;Panels;Specimenpreparation;Testequipment;Testspecimens;Testingconditions;Varnishes
【摘要】:ThisPartdescribesaprocedureforassessingthelightfastnessofinteriorpaintsbyexposuretolightfromartificialsources,underprescribedconditionswhichhavebeenshowntocorrelateacceptablywithexposuretodaylightthroughglass.
【中国标准分类号】:G50
【国际标准分类号】:87_040
【页数】:6P.;A4
【正文语种】:英语
【英文标准名称】:Plasticshosesandhoseassemblies-Textile-reinforcedtypesforhydraulicapplications-Specification
【原文标准名称】:塑料软管和软管组件.织物增强型液压软管.规范
【标准号】:ISO3949-2004
【标准状态】:作废
【国别】:国际
【发布日期】:2004-12
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC45
【标准类型】:()
【标准水平】:()
【中文主题词】:橡胶软管;尺寸;软管组件;增强塑料;规范(验收);液压软管;柔性管;热塑性聚合物;规范;塑料制品
【英文主题词】:Dimensions;Flexiblepipes;Hoseassemblies;Hydraulichoses;Plasticsproducts;Reinforcedplastics;Rubberhoses;Specification(approval);Specifications;Thermoplasticpolymers
【摘要】:ThisInternationalStandardspecifiesrequirementsfortwotypesoftextile-reinforcedthermoplasticshosesandhoseassembliesofnominalborefrom5to25.Eachtypeisdividedintotwoclassesdependentonelectrical-conductivityrequirements.Theyaresuitableforusewith:—hydraulicfluidsHH,HL,HM,HRandHV(asdefinedinISO6743-4)attemperaturesrangingfrom-40℃to+100℃;—water-basedhydraulicfluidsHFC,HFAE,HFASandHFB(asdefinedinISO6743-4)attemperaturesrangingfrom0℃to+60℃.ThisInternationalStandarddoesnotincluderequirementsforendfittings.Itislimitedtotheperformanceofhosesandhoseassemblies.NOTEOperatingtemperaturesinexcessof100℃maymateriallyreducethelifeofthehose.
【中国标准分类号】:G33
【国际标准分类号】:23_100_40
【页数】:11P.;A4
【正文语种】:英语
【英文标准名称】:Soundsystemequipment-Part4:Microphones
【原文标准名称】:声系统设备.第4部分:传声器
【标准号】:IEC60268-4-2010
【标准状态】:现行
【国别】:国际
【发布日期】:2010-06
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC100
【标准类型】:()
【标准水平】:()
【中文主题词】:电声器件;波幅;分类;畸变系数;动力学;电声学;环境条件;频率曲线;频率响应;阻抗;影响量;作标记;测量;测量技术;传声器;自然噪声压;噪声;非线性;使用条件;参数;性能;基准线;基准曲线;声压;声压级;声传输;对称;测试;转换系数;传输装置;传输系统;电压测量
【英文主题词】:Acoustoelectricdevices;Amplitude;Classification;Distortionfactors;Dynamics;Electroacoustics;Environmentalcondition;Frequencycurve;Frequencyresponse;Impedance;Influencequantity;Marking;Measurement;Measuringtechniques;Microphones;Naturalnoisevoltage;Noise;Non-linearity;Operatingconditions;Parameters;Properties;Referenceaxes;Referencecurve;Soundpressure;Soundpressurelevel;Soundtransmission;Symmetry;Testing;Transfercoefficient;Transmissiondevices;Transmissionsystems;Voltagemeasuring
【摘要】:ThispartofIEC60268specifiesmethodsofmeasurementfortheelectricalimpedance,sensitivity,directionalresponsepattern,dynamicrangeandexternalinfluencesofsoundsystemmicrophones,andalsodetailsthecharacteristicstobespecifiedbythemanufacturer.Itappliestosoundsystemmicrophonesforallapplicationsforspeechandmusic.Itdoesnotapplytomeasurementmicrophones,butitdoesapplytoeachaudiochannelofmicrophoneshavingmorethanonechannel,forexampleforstereoorsimilaruse.Itisalsoapplicabletoflush-mountedmicrophonesandtotheanaloguecharacteristicsofmicrophoneswithdigitalaudiooutput.ForthepurposesofthisInternationalStandard,amicrophoneincludesallsuchdevicesastransformers,pre-amplifiers,orotherelementsthatformanintegralpartofthemicrophone,uptotheoutputterminalsspecifiedbythemanufacturer.NOTEThecharacteristicsspecifiedinthisstandarddonotcompletelydescribethesubjectiveresponseofthemicrophone.Furtherworkisnecessarytofindnewdefinitionsandmeasurementproceduresforalaterreplacementbyobjectivecharacteristicsofatleastsomeofthesubjectivedescriptionsusedtodescribemicrophoneperformance.
【中国标准分类号】:M72
【国际标准分类号】:33_160_50
【页数】:54P;A4
【正文语种】:英语
