ISO 2380-1-1997 螺钉和螺母用装配工具一字槽螺钉旋具第1部分:手工和机用螺钉旋具工作部
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【英文标准名称】:Assemblytoolsforscrewsandnuts-Screwdriversforslotted-headscrews-Part1:Tipsforhand-andmachine-operatedscrewdrivers
【原文标准名称】:螺钉和螺母用装配工具一字槽螺钉旋具第1部分:手工和机用螺钉旋具工作部
【标准号】:ISO2380-1-1997
【标准状态】:作废
【国别】:国际
【发布日期】:1997-12
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC29
【标准类型】:()
【标准水平】:()
【中文主题词】:尺寸;机床;旋具刃;一字槽头螺钉;手工工具;工具;旋具;试验;规范(验收);名称与符号
【英文主题词】:screwdrivers;machinetools;designations;slottedscrews;tools;testing;screwdriverblade;specification(approval);handtools;dimensions
【摘要】:
【中国标准分类号】:J47
【国际标准分类号】:25_140_01
【页数】:4P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforTearingStrengthofFabricsbyFalling-PendulumType(Elmendorf)Apparatus
【原文标准名称】:埃尔曼多夫落锤仪测定机织物抗撕裂的标准试验方法
【标准号】:ASTMD1424-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【实施或试行日期】:
【发布单位】:美国材料与试验协会(US-ASTM)
【起草单位】:D13.60
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:Elmendorf;fabric;strength;tear;Airbagmaterials/applications;Blankets;Elmendorfapparatus;Fallingpendulumtest;Teartesting;Woventextilefabrics
【摘要】:Thistestmethodforthedeterminationoftearingstrengthbythefallingpendulumtypeapparatusisusedinthetradefortheacceptancetestingofcommercialshipmentsoffabrics,butcautionisadvisedsincetechniciansmayfailtogetgoodagreementbetweenresultsoncertainfabrics.Comparativetestsasdirectedin5.1.1maybeneeded.Incaseofadisputearisingfromdifferencesinreportedtestresultswhenusingthistestmethodforacceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Statisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatareashomogeneousaspossibleandthatarefromalotoffabricofthetypeinquestion.Thetestspecimensshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.Theaverageresultsfromthetwolaboratoriesshouldbecomparedusingappropriatestatisticalanalysisandanacceptableprobabilitylevelchosenbythetwopartiesbeforethetestingbegan.Ifabiasisfound,eitheritscausemustbefoundandcorrectedorthepurchaserandthesuppliermustagreetointerpretfuturetestresultswithconsiderationtotheknownbias.Microprocessorsystemsforautomaticcollectionofdatacanprovideeconomicalandreliableresultswhenproperlycalibrated.SeeTestMethodsD2261andD5587.1.1Thistestmethodcoversthedeterminationoftheforcerequiredtopropagateasingle-riptearstartingfromacutinafabricandusingafalling-pendulum(Elmendorf-Type)apparatus.1.2Thistestmethodappliestomostfabricsincludingwoven,layeredblankets,nappedpile,blanket,andairbagfabrics,providedthefabricdoesnottearinthedirectioncrosswisetothedirectionoftheforceapplicationduringthetest.Thefabricsmaybeuntreated,heavilysized,coated,resin-treated,orotherwisetreated.Instructionsareprovidedfortestingspecimenswith,orwithout,wetting.1.3Thistestmethodissuitableonlyforthewarpdirectiontestsofwarp-knitfabrics.Itisnotsuitedforthecoursedirectionofwarpknitfabricsoreitherdirectionofmostotherknittedfabrics.1.4ThevaluesstatedineitherSIunitsorU.S.customaryunitsaretoberegardedasstandard,butmustbeusedindependentlyofeachother.TheU.S.customaryunitsmaybeapproximate.1.5Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:W55
【国际标准分类号】:59_080_30
【页数】:8P.;A4
【正文语种】:英语
【英文标准名称】:Householdhigh-fidelityaudioequipmentandsystems-Methodsofmeasuringandspecifyingtheperformance-Part2:FMradiotuners
【原文标准名称】:家用高保真音响设备和系统测量和规范性能的方法第2部分:FM无线电调谐器
【标准号】:IEC61305-2-1997
【标准状态】:现行
【国别】:国际
【发布日期】:1997-11
【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】:广播接收机;调谐器;娱乐电子学;高保真播音设备和技术;音频设备;家用;测量技术;电气工程;效率;规范(验收)
【英文主题词】:Audioappliances;Broadcastreceivers;Efficiency;Electricalengineering;Entertainmentelectronics;Highfidelityaudioequipmentandsystems;High-fidelity;High-fidelityaudioequipment;Householduse;Measurementconditions;Measuringtechniques;Ratings;Receivingpart;Specification(approval);Tuners
【摘要】:ThispartofIEC61305appliestohouseholdhigh-fidelityradiotunerunitswithfacilitiesforreceptionoffrequencymodulationsoundbroadcastswitharatedmaximumsystemdeviationof±75kHz,usingthepilot-tonesystemforstereophonicbroadcasting(seeITU-RBS.450-2).Itmaybeappliedtosystemsusingaratedmaximumsystemdeviationof±50kHzbydecreasingallthestateddeviationsinproportion.Italsoapplies,exceptwherestated,toequipmenthavingmultiplefunctions,includingthesefacilities.Itisintendedtobereadinconjunctionwithpart1ofthisstandard.
【中国标准分类号】:M72
【国际标准分类号】:33_160_20;33_160_30
【页数】:17P.;A4
【正文语种】:英语
