EN 50289-4-2-2001 通信电缆.试验方法规范.第4-2部分:环境试验方法.水浸渍

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【英文标准名称】:Communicationcables-Specificationsfortestmethods-Part4-2:Environmentaltestmethods;Waterpenetration;GermanversionEN50289-4-2:2001
【原文标准名称】:通信电缆.试验方法规范.第4-2部分:环境试验方法.水浸渍
【标准号】:EN50289-4-2-2001
【标准状态】:现行
【国别】:
【发布日期】:2002-05
【实施或试行日期】:2002-05-01
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:模拟信号;规范;湿度偏差;数字信号;电气工程;通信电缆;防污染;阻止环境(退化);耐力;试验;耐水解;环境条件;数字的;规范(验收);模拟;水的影响;环境影响;水密;抗湿;不透水性试验;防水试验;材料试验;传播技术;电缆
【英文主题词】:Analogue;Analoguesignals;Cables;Communicationcables;Communicationtechnology;Digital;Digitalsignals;Electricalengineering;Environmentalcondition;Environmentalconditions;Environmentaleffect;Environmentalresistance;Environmentalsustainability;Humidityaffects;Hydrolyticresistance;Influenceofwater;Materialstesting;Moistureresistance;Resistance;Specification;Specification(approval);Testing;Water-resistancetests;Watertightness;Watertightnesstests
【摘要】:
【中国标准分类号】:K13
【国际标准分类号】:33_120_10
【页数】:8P.;A4
【正文语种】:英语


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【英文标准名称】:StandardSpecificationforChemicalPassivationTreatmentsforStainlessSteelParts
【原文标准名称】:不锈钢零件化学钝化处理的标准规范
【标准号】:ASTMA967-2005e1
【标准状态】:现行
【国别】:
【发布日期】:2005
【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】:A01.14
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:材料试验;钝化;金属加工;表面处理;不锈钢
【英文主题词】:cleaningofstainlesssteel;descaling;passivation;testsforcleanlinessofstainlesssteels
【摘要】:1.1Thisspecificationcoversseveraldifferenttypesofchemicalpassivationtreatmentsforstainlesssteelparts.Itincludesrecommendationsandprecautionsfordescaling,cleaning,andpassivationofstainlesssteelparts.Itincludesseveralalternativetests,withacceptancecriteria,forconfirmationofeffectivenessofsuchtreatmentsforstainlesssteelparts.1.2PracticesforthemechanicalandchemicaltreatmentsofstainlesssteelsurfacesarediscussedmorethoroughlyinPracticeA380.1.3Severalalternativechemicaltreatmentsaredefinedforpassivationofstainlesssteelparts.AppendixX1givessomenonmandatoryinformationandprovidessomegeneralguidelinesregardingtheselectionofpassivationtreatmentappropriatetoparticulargradesofstainlesssteel.Itmakesnorecommendationsregardingthesuitabilityofanygrade,treatment,oracceptancecriteriaforanyparticularapplicationorclassofapplications.1.4Thetestsinthisspecificationareintendedtoconfirmtheeffectivenessofpassivation,particularlywithregardtotheremovaloffreeironandotherexogenousmatter.Thesetestsincludethefollowingpractices:1.4.1PracticeA-WaterImmersionTest,1.4.2PracticeB-HighHumidityTest,1.4.3PracticeC-SaltSprayTest,1.4.4PracticeD-CopperSulfateTest,1.4.5PracticeE-PotassiumFerricyanide-NitricAcidTest,and1.4.6PracticeF-FreeIronTest.1.5Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.TheSIunitsgiveninparenthesesareforinformationonly.Thefollowingprecautionarycaveatpertainsonlytothetestmethodportions,Sections14through18ofthisspecification:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:H04
【国际标准分类号】:77_140_20
【页数】:7P.;A4
【正文语种】:


【英文标准名称】:Biotechnology-Modifiedorganismsforapplicationintheenvironment-Guidanceforthesamplingstrategiesfordeliberatereleasesofgeneticallymodifiedmicro-organisms,includingviruses
【原文标准名称】:生物技术.应用于环境的改良有机体.故意释放基因改良有机体(包括病毒)的取样战略指南
【标准号】:BSEN12686-1998
【标准状态】:现行
【国别】:英国
【发布日期】:1998-12-15
【实施或试行日期】:1998-12-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:微生物分析;生物分析和试验;抽样方法;报告;生物工艺学;生态学;计数方法(微生物学);实验设计;遗传工程;记录品(文献);微生物;生物技术
【英文主题词】:
【摘要】:ThisEuropeanStandardprovidesguidanceconcerningtheproceduresforsettingupavalidsamplingstrategytomeettheobjectivesofamonitoringstrategyforGMMsreleasedintotheenvironment.Sincemonitoringmethodsofmicro-organismsinenvironmentalsamplesusuallyrequirepre-treatmentofthesamples,forexampletheextractionandisolationofGMMsand/ortheirnucleicacid,thisisincludedinthescopeofthisEuropeanStandard.ThesamplingistoprovidematerialtowhichsubsequentanalyticalorbiologicalmethodsformonitoringofGMMscanbeapplied(seeEN12685).ThisEuropeanStandardisintendedtoaddresssamplingofmicro-organisms,includingviruses(andtheirrelevanthosts),ortheirnucleicacid.ThisEuropeanStandarddoesnotcover—thesamplingofvirus-likeentitiesorsimilaragents;—thesamplingofGMMsinfood,humanhealthandveterinaryapplications.NOTEAttentionisdrawntonational,Europeanandinternationalregulations,andrelevantstandardscoveringthesamplingofGMMsinfood,humanhealthandveterinaryapplications.ThisEuropeanStandardcanbeappliedtosamplingofGMMsinallhabitatsandmicro-environmentsasrequiredtomeetthedefinedexperimentalobjectives.Themodeofsamplingandthenatureofthesamplesaredependentontheparticularpurpose.ThereforethisEuropeanStandardprovidestheexperimenterwithalistofguidingparametersthatshouldbeconsideredindeterminingthevalidityoftheproposedstrategyforsampling.
【中国标准分类号】:C04
【国际标准分类号】:07_080;07_100_01
【页数】:12P;A4
【正文语种】:英语