【英文标准名称】:Knurling
【原文标准名称】:滚花
【标准号】:ASMEB94.6-1984
【标准状态】:现行
【国别】:美国
【发布日期】:1984
【实施或试行日期】:
【发布单位】:美国机械工程师协会(US-ASME)
【起草单位】:ASME
【标准类型】:()
【标准水平】:()
【中文主题词】:直径;滚花刀;滚花刀;磨床;滚花;机床;作标记;尺寸;定义;型式
【英文主题词】:Definitions;Diameter;Dimensions;Grindingmachines;Knurling;Knurlingtools;Knurls;Machinetools;Marking;Types
【摘要】:ThisStandardcoversknurlingtoolswithstandardizeddiametralpitchesandincludesdimensionalrelationswithstockintheproductionofstraight,diagonal,anddiamondknurlingoncylindricalsurfaceshavingteethofuniformpitchparalleltotheaxisofthecylinderoratahelixanglenotexceeding45deg.withaxisofwork.Suchknurlingismadebydisplacementofthematerialonthesurfacewhenrotatedunderpressureagainstaknurlingtool.Thesetoolsandrecommendationsareequallyapplicabletogeneralpurposeandprecisionknurling.Inbrief,theadvantageofthismethodistheprovisionbywhichgoodtracking(theabilityofteethtomeshasthetoolpenetratestheworkblankinsuccessiverevolutions)isobtainedbytoolsdesignedonthebasisofdiametralpitchinsteadoftpi(teethperinch)whenusedwithrecommendedworkblankdiametersthataremultiplesof1/64or1/32in.,dependinguponthepitchselected.Thisshouldimprovetheuniformityandappearanceofknurling,eliminatethecostlytrialanderrormethods,reducethefailureofknurlingtoolsandproductionofdefectivework,aswellasdecreasethenumberoftoolsrequired.
【中国标准分类号】:J41
【国际标准分类号】:25_080_50
【页数】:21P.;A4
【正文语种】:英语


【英文标准名称】:Driedmilk;Determinationoftitratableacidity(Referencemethod)
【原文标准名称】:乳粉可滴定酸度的测定(参照法)
【标准号】:ISO6091-1980
【标准状态】:作废
【国别】:国际
【发布日期】:1980-10
【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/TC34
【标准类型】:()
【标准水平】:()
【中文主题词】:化学分析和试验;化学分析;奶粉;酸度;基准方法;牛奶;乳制品;干制食品;滴定法
【英文主题词】:Acidity;Chemicalanalysisandtesting;Dairyproducts;Desiccatedmilk;Driedfoods;Driedmilk;Milk;Referencemethods;Titration
【摘要】:Appliestoalltypesofdriedmilk.Theprincipleconstitutesinpreparingreconstitutedmilkbyaddingwatertoatestportionofdriedmilk.ThereconstitutedmilkisthentitratedwithsodiumhydroxidesolutiontothepHof8,40.Thenumberofmillimetresusedinthetitrationismultipliedbythefactor2inordertoobtainthenumberofmillimetresrequiredtotitrateaquantityofmilkcorrespondingto10gofsolids-not-fattothepHof8,50.
【中国标准分类号】:X16
【国际标准分类号】:67_100_10
【页数】:2P.;A4
【正文语种】:英语