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DIN EN 50341-3-4-2011 交流电压超过45kV的架空电线.第3部分:国家标准(NNA);德文版本EN50341-3-4-2001+Cor.1-2006+Cor2:2010

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【英文标准名称】:OverheadelectricallinesexceedingAC45kV-Part3:NationalNormativeAspects(NNA);GermanversionEN50341-3-4:2001+Cor.1:2006+Cor.2:2010
【原文标准名称】:交流电压超过45kV的架空电线.第3部分:国家标准(NNA);德文版本EN50341-3-4-2001+Cor.1-2006+Cor2:2010
【标准号】:DINEN50341-3-4-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-01
【实施或试行日期】:2011-01-01
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:气候条件;定义;耐久性;定义(术语);尺寸选定;;接地;效应;电缆;电缆线;导电体;电线;电气工程;电气设备;电绝缘;电性质和电现象;适用性;基础;房基;冰荷载;温度影响;绝缘;绝缘件;绝缘子;寿命;极限(数学);线路柱形绝缘子;负载能力;维护;维修;杆(柱);材料;国家标准;;操作安全性;操作安全;架空电力导线;;架空线;持久性;;铁塔;质量保证;可靠性;可靠度;彼此间隔的;规范(验收);应力;结构;风荷载
【英文主题词】:Climaticcondition;Definitions;Dimensioning;Earthcable;Earthing;Effects;Electriccables;Electricconductors;Electricalcords;Electricalengineering;Electricalequipment;Electricalinsulation;Electricalpropertiesandphenomena;Fitnessforpurpose;Foundations;Iceloading;Influenceoftemperature;Insulations;Insulators;Life(durability);Limits(mathematics);Linepostinsulators;Loadability;Maintenance;Masts;Materials;Nationalstandards;Openlineconstruction;Operationalsafety;Overheadlineconductors;Overheadpowerlineinstallations;Overheadpowerlines;Permanency;Pointsofsupport;Pylons;Qualityassurance;Reliability;Spaced;Specification(approval);Stress;Structures;Windloading
【摘要】:
【中国标准分类号】:K47
【国际标准分类号】:29_240_20
【页数】:79P;A4
【正文语种】:德语


【英文标准名称】:Informationtechnology-Languageindependentarithmetic-Integerandfloatingpointarithmetic
【原文标准名称】:信息技术.语言的独立算术.整数和浮点算术
【标准号】:BSISO/IEC10967-1-1994
【标准状态】:作废
【国别】:英国
【发布日期】:1995-06-15
【实施或试行日期】:1995-06-15
【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】:数论;程序设计语言;数学计算;计算机应用;计算机软件;数学运算;软件技术;程序设计;算术运算;合格;计算机程序
【英文主题词】:Arithmetic;Computersoftware;Dataprocessing;Floating-pointarithmetic;Informationtechnology;Interfaces(dataprocessing);Programming;Programminglanguages
【摘要】:ThispartofISO/IEC10967definesthepropertiesofintegerandfloatingpointdatatypesoncom-putersystemstoensurethattheprocessingofarithmeticdatacanbeundertakeninareliableandpredictablemanner.Emphasisisplacedondocumentingtheexistingvariationbetweensystems,notontheeliminationofsuchvariation.TherequirementsofthispartofISO/IEC10967shallbeinadditiontothosethatmaybespecifiedinotherstandards,suchasthoseforprogramminglanguages(Seeclause7).ItisnotthepurposeofthispartofISO/IEC10967toensurethatanarbitrarynumericalfunctioncanbesoencodedastoproduceacceptableresultsonallconformingsystems.Rather,thegoalistoensurethatthepropertiesofarithmeticonaconformingsystemaremadeavailabletotheprogrammer.Therefore,itisnotreasonabletodemandthatasubstantivepieceofsoftwarerunoneveryimple-mentationthatcanclaimconformitytothispartofISO/IEC10967.Animplementormaychooseanycombinationofhardwareandsoftwaresupporttomeetthespeci-ficationsofthispartofISO/IEC10967.Itisthearithmeticenvironment,asseenbytheuser,thatdoesordoesnotconformtothespecifications.Thetermimplementation(ofthispartofISO/IEC10967)denotesthetotalarithmeticenvironment,includinghardware,languageprocessors,exceptionhandlingfacilities,subroutinelibraries,othersoftware,andallpertinentdocumentation.1SpecificationsincludedinthispartofISO/IEC10967ThispartofISO/IEC10967definesintegerandfloatingpointdatatypes.Definitionsareincludedforbounded,unbounded,andmodulointegertypes,aswellasbothnormalizedanddenormalizedfloatingpointtypes.Thespecificationforanarithmetictypeincludesa)Thesetofcomputablevalues.b)Thesetofcomputationaloperationsprovided,including1)primitiveoperations(addition,subtraction,etc.)withoperandsofthesametype,2)comparisonoperationsontwooperandsofthesametype,3)conversionoperationsfromanyarithmetictypetoanyotherarithmetictype,and4)operationsthataccesspropertiesofindividualvalues.c)Program-visibleparametersthatcharacterizethevaluesandoperations.d)Proceduresforreportingarithmeticexceptions.NOTE-A.1.3describesplannedfutureworkinthisarea.2SpecificationsnotwithinthescopeofthispartofISO/IEC10967ThispartofISO/IEC10967providesnospecificationsfora)Arithmeticandcomparisonoperationswhoseoperandsareofmorethanonedatatype.ThispartofISO/IEC10967neitherrequiresnorexcludesthepresenceofsuch"mixedoperand"operations.b)Ageneralunnormalizedfloatingpointdatatype,ortheoperationsonsuchdata.ThispartofISO/IEC10967neitherrequiresnorexcludessuchdataoroperations.c)Anintervaldatatype,ortheoperationsonsuchdata.ThispartofISO/IEC10967neitherrequiresnorexcludessuchdataoroperations.d)Afixedpointdatatype,ortheoperationsonsuchdata.ThispartofISO/IEC10967neitherrequiresnorexcludessuchdataoroperations.e)Arationaldatatype,ortheoperationsonsuchdata.ThispartofISO/IEC10967neitherrequiresnorexcludessuchdataoroperations.f)Thepropertiesofarithmeticdatatypesthatarenotrelatedtothenumericalprocess,suchastherepresentationofvaluesonphysicalmedia.g)Floatingpointvaluesthatrepresentinfinityornon-numericresults.However,specificationsforsuchvaluesaregiveninIEC559.h)Thepropertiesofintegerandfloatingpointdatatypesthatproperlybelonginlanguagestandards.Examplesinclude1)Thesyntaxofliteralsandexpressions.2)Theprecedenceofoperators.3)Therulesofassignmentandparameterpassing.4)Thepresenceorabsenceofautomatictypecoercions.5)Theconsequencesofapplyinganoperationtovaluesofimpropertype,ortouninitializeddata.NOTE-Seeclause7andannexEforadiscu
【中国标准分类号】:L70
【国际标准分类号】:35_060
【页数】:108P.;A4
【正文语种】:英语


【英文标准名称】:Transportationchain;pallets;typesandprincipaldimensionsofflatpallets
【原文标准名称】:链式运输设备.托盘.平托盘的型号与主要尺寸
【标准号】:DIN15141T.1-1985
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:德国标准化学会(DE-DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】: