JIS B7139-1-2008 立体显微镜.第1部分:立体显微镜的最低要求
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【英文标准名称】:Stereomicroscopes--Part1:Minimumrequirementsforstereomicroscopes
【原文标准名称】:立体显微镜.第1部分:立体显微镜的最低要求
【标准号】:JISB7139-1-2008
【标准状态】:现行
【国别】:日本
【发布日期】:2008-07-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonTestingandMeasurementTechnology
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:この規格は,左右の独立した結像光学系をもち.立体視観察ができる双眼実体顕微鏡(以下,実体顕微鏡という。)について規定する。ただし,手術用顕徴鏡には適用しない。
【中国标准分类号】:N32
【国际标准分类号】:37_020
【页数】:10P;A4
【正文语种】:日语
【英文标准名称】:Hot-rolledsteelsheetofhighyieldstressstructuralquality
【原文标准名称】:高屈服应力结构质量的热轧薄钢板
【标准号】:ISO4996-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-03
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC17
【标准类型】:()
【标准水平】:()
【中文主题词】:化学成分;定义;尺寸;高强度钢;热轧的;铁;作标记;机械性能;产品;薄板材;规范;钢;结构钢;测试;厚度
【英文主题词】:Chemicalcomposition;Definition;Definitions;Dimensions;High-tensilesteels;Hotrolled;Iron;Marking;Mechanicalproperties;Products;Sheetmaterials;Specifications;Steels;Structuralsteels;Testing;Thickness
【摘要】:ThisInternationalStandardappliestohot-rolledsteelsheetofhighyieldstressstructuralqualitywiththeuseofmicroalloyingelements.Theproductisintendedforstructuralpurposeswhereparticularmechanicalpropertiesarerequired.Itisgenerallyusedinthedeliveredconditionandisintendedforstructuresthatmayincludebolting,rivetingandwelding.Becauseofthecombinationofhigherstrengthandmicroalloycomposition,itispossibletoobtainsavingsinmass,alongwithbetterformabilityandweldabilityascomparedwithsteelsheetwithoutmicroalloyingelements.Theproductisproducedonawidestrip-mill,notaplatemill.Thisproductiscommonlyproducedinthicknessesfrom1,6mmto6mmandwidthsof600mmandoverincoilsandcutlengths.Hot-rolledsheetlessthan600mmwidemaybeslitfromwidesheetandconsideredassheet.NOTEHot-rolledsheet,uptobutnotincluding3mminthickness,iscommonlyknownas“sheet”.Hot-rolledsheet3mmandoverinthicknessiscommonlyknownaseither“sheet”or“plate”.ThisInternationalStandarddoesnotcoversteelintendedforboilersorpressurevessels,steelsdesignatedascommercialqualityordrawingquality(ISO3573),steelstobererolledtocold-reducingproducts,steelsdesignatedasweatheringsteels,havingincreasedatmosphericcorrosionresistance,orsteelshavingimprovedformabilitypropertiescomparedwiththoseinthisInternationalStandard.
【中国标准分类号】:H46
【国际标准分类号】:77_140_50
【页数】:8P;A4
【正文语种】:英语
【英文标准名称】:Fibreorganisersandclosurestobeusedinopticalfibrecommunicationsystems.Productspecifications.Part2-3:SealedinlinefibrespliceclosuresType1,forcategoryS&A
【原文标准名称】:光纤通信系统用纤维形成体和闭路.产品规范.第2-3部分:S&A类用1型密封串联纤维接缝闭路
【标准号】:BSEN50411-2-3-2007
【标准状态】:作废
【国别】:英国
【发布日期】:2008-01-31
【实施或试行日期】:2008-01-31
【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】:光缆;类别;分类;通信系统;设计;尺寸;电气工程;外壳;纤维光学;光纤;玻璃纤维;寿命;材料;单模纤维;光学特性;光波导;光电子学;工作性能;性能要求;产品规范;产品标准;可靠性;密封件;分规范;形状;管套;规范(验收);连接盒;连接配件;测试;密封性
【英文主题词】:Cables;Categories;Classification;Communicationsystems;Design;Dimensions;Electricalengineering;Enclosures;Fibreoptics;Glassfibres;Life(durability);Materials;Monomodefibres;Opticalproperties;Opticalwaveguides;Optoelectronics;Performanceinservice;Performancerequirements;Productspecifications;Productstandards;Reliability;Seals;Sectionalspecification;Shape;Sleeves;Specification(approval);Splicecassettes;Splicedfittings;Testing;Tightness
【摘要】:ProductdefinitionThisspecificationcontainstheinitial,startoflifedimensional,optical,mechanicalandenvironmentalperformancerequirementsofafullyinstalledspliceclosureinorderforittobecategorisedasanENstandardproduct.1.2OperatingenvironmentThetestsselectedcombinedwiththeseverityanddurationisrepresentativeofoutsideplantforsubterraneanand/oraerialenvironmentsdefinedby:ETSIEN300019-1-4class8.1:undergroundlocations(withoutearthquakerequirement)EN61753-1categoryS:subterraneanenvironmentcategoryA:aerialenvironment1.3ReliabilityWhilsttheanticipatedservicelifeexpectancyoftheproductinthisenvironmentis20years,compliancewiththisspecificationdoesnotguaranteethereliabilityoftheproduct.Thisshouldbepredictedusingarecognisedreliabilityassessmentprogramme.1.4QualityassuranceCompliancewiththisspecificationdoesnotguaranteethemanufacturingconsistencyoftheproduct.Thisshouldbemaintainedusingarecognisedqualityassuranceprogramme.1.5AllowedfibreandcabletypesAlthoughtheperformancetestsarecarriedoutontestsampleswithdispersionun-shiftedsinglemodefibre(seeAnnexA),theclosure,oncetestedaccordingtothisproductspecification,willbealsosuitedforotherfibretypeslikedispersionshifted,non-zerodispersionshiftedandmultimodefibres.ThisclosurestandardallowsbothsinglemodeandmultimodefibretobeusedandcoversallENstandardopticalfibrecableswiththeirvariousfibrecapacities,typesanddesigns.Thisincludes,butisnotlimitedto,opticalfibrecablestandardsEN60794-2(indoor),EN60794-3(outdoor).
【中国标准分类号】:M33
【国际标准分类号】:33_180_20
【页数】:36P.;A4
【正文语种】:英语
