【英文标准名称】:Methodsfortheestimationanddifferentiationofnisininprocessedcheese
【原文标准名称】:加工奶酪中的乳链球菌肽的估算和鉴别方法
【标准号】:BS4020-1974
【标准状态】:作废
【国别】:英国
【发布日期】:1974-02-14
【实施或试行日期】:
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:加工食品;加热试验;化学分析和试验;食品防腐剂;乳链球菌肽;生化分析法;生物测定;乳制品;乳酪;热试验;食品;食品检验;试样制备;萃取分析法;生物分析和试验;含量测定;杀菌剂活度测定;试验条件;食品添加剂
【英文主题词】:
【摘要】:
【中国标准分类号】:X16
【国际标准分类号】:
【页数】:16P;A4
【正文语种】:英语


【英文标准名称】:StandardTestMethodforShearStrength(DynamicMethod)ofHookandLoopTouchFasteners
【原文标准名称】:钩状和环状连接紧固件的剪切强度的试验方法(动态法)
【标准号】:ASTMD5169-1998(2010)
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【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】:D13.54
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:fastener;hook;hookandloop;loop;shear;shearstrength;touchfastener;Tensileproperties/testing--textilematerials/applications;Touchfasteners;Constantrate-of-extension(CRE)test;Fasteners;Hookandlooptouchfasteners;Loopfasteners;Shear
【摘要】:Thistestmethodgivesameasureofakeypropertyofhookandlooptouchfastenerswhichisofinteresttousersofsuchdevices.Thisisameansofdeterminingtheresistancetoseparationwhenforcesareappliedparalleltotheplaneofthefastener.Inthecaseofadisputearisingfromdifferencesinreportedtestresultswhenusingthistestmethodforacceptancetestingofcommercialshipments,thepurchaserandthesuppliershouldconductcomparativeteststodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimenswhichareashomogenousaspossibleandwhicharefromalotofhookandloopofthetypeinquestion.Thetestspecimensshouldthenberandomlyassignedinequalnumberstoeachlaboratoryfortesting.TheaverageresultsfromthetwolaboratoriesshouldbecomparedusingStudent''st-testandanacceptableprobabilitylevelchosenbythetwopartiesbeforethetestingbegan.Ifabiasisfound,eitheritscausemustbefoundandcorrectedorthepurchaserandthesuppliermustagreetointerpretfuturetestresultsinthelightoftheknownbias.1.1Thistestmethodmeasurestheshearstrengthofhookandlooptouch(CRE)fastenersusingarecordingconstantrateofextensiontensiletestingmachine.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:J13
【国际标准分类号】:21_060_01
【页数】:3P.;A4
【正文语种】:英语