JT 4541.4-1992 长江下游水网货驳船型系列 100吨级集装箱驳船
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基本信息
标准名称: | 长江下游水网货驳船型系列 100吨级集装箱驳船 |
中标分类: |
船舶 >>
船舶总体 >>
内河交通运输船总体 |
替代情况: | 被JT/T 447.3-2001代替 |
发布日期: | |
实施日期: | 1992-02-15 |
首发日期: | |
作废日期: | |
出版日期: | |
页数: | 2页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 船舶 船舶总体 内河交通运输船总体
【英文标准名称】:Weldingconsumables-Coveredelectrodes,wires,rodsandtubularcoredelectrodesforfusionweldingofcastiron-Classification(ISO1071:2003);GermanversionENISO1071:2003
【原文标准名称】:焊接耗材.铸铁熔焊用药皮(涂料)电焊条、焊丝、焊棒和管状焊条.分类
【标准号】:ENISO1071-2003
【标准状态】:现行
【国别】:
【发布日期】:2003-10
【实施或试行日期】:
【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】:焊丝电极;化学成分;气焊;电极;符号;气体保护金属极电弧焊;涂剂焊条;铸铁;电焊条;电焊条;气体保护焊;焊接工程;电弧焊接;焊接填充金属;标记;分类系统;熔焊;芯焊丝电极;分类;特性;焊接;规范(验收)
【英文主题词】:Arcwelding;Cast-iron;Characteristics;Chemicalcomposition;Classification;Classificationsystems;Coredwireelectrode;Coveredelectrodes;Electrodes;Fusionwelding;Gasmetal-arcwelding;Gaswelding;Gas-shieldedwelding;Marks;Rodelectrodes;Specification(approval);Symbols;Welding;Weldingelectrodes;Weldingengineering;Weldingfillermetals;Wireelectrodes
【摘要】:
【中国标准分类号】:J33
【国际标准分类号】:25_160_20
【页数】:18P.;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforConceptualizationandCharacterizationofGround-WaterSystems
【原文标准名称】:地下水系统概念化和特性化的标准指南
【标准号】:ASTMD5979-1996(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:1996
【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】:D18.21
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:characterization;conceptualization;groundwater;ground-watermodeling;ground-watersystems;Characteristics/characterization;Conceptualsitemodel(CSM);Ground-watermodel
【摘要】:Conceptualizationandcharacterizationofaground-watersystemisfundamentaltoanyqualitativeorquantitativeanalysis.Thisconceptualizationbeginswithsimpleabstractionsintheinvestigator''smind,emphasizingthemajorcomponentsofthestudiedsystem,thatcanberenderedinqualitativetermsorsimpleillustrations.Theextentoffurtherdevelopmentoftherepresentationofthesystemdependsonthecharacteroftheground-waterproblemandtheprojectobjective.Theabstractconceptmaysuffice,oritmaybefurtherdefinedandquantifiedthroughuseofanalyticalmodelsofincreasingcomplexity,and,insomecases,numericalmodelsmaybeemployed.Ifnumericalmodelsareused,thelevelofdetailandsophisticationoffeaturesrepresentedinthemodelislikelytoincreaseastheprojectdevelops.Evolutionofconceptualizationofaground-waterflowsystemshouldbeterminatedwhentheresultsoftherelatedanalysesaresufficientfortheproblembeingaddressed.Thisguidemaybeusedinthefollowing:Evaluatingnaturalvariationsinground-waterflowsystems.Evaluatinganthropogenicstressesonground-waterflowsystems,suchaspumpingforwatersupply,irrigation,inducedinfiltration,orwellinjection.Evaluatingpresenceandvelocityofground-watercontaminants.Designingandselectingmathematicalmodelstosimulateground-watersystems;andcompletingmodelschematizationandattributionbasedontheproblemdefined,characterizedground-waterflowsystem,andmodel(s)selected.Designingground-waterremediationsystems.Thisguideisaflexibledescriptionofspecifictechniquesandinvestigationrequirements;methodsdefinedbyotherASTMStandardsornon-ASTMtechniquesmaybeappropriateinsomecircumstancesand,afterdueconsideration,someofthetechniqueshereinmaybeomitted,altered,orenhanced.Acomprehensivelistofitemstobeconsideredconceptualizationandcharacterizationareincludedinthemainheadings(Sections6through13)andfirstsubheadings(forexample,7.1and8.1).Inkarstandfracturedrockhydrogeologicsettings,thisguideshouldbeusedinconjunctionwithGuideD5717.Themethodsandamountofeffortrequiredforconceptualization,characterization,andquantificationofground-watersystemsformodelingorotherapplicationswillvarywithsiteconditions,objectivesofinvestigation,andinvestigatorexperience.Thisguidedoesnotreplaceproperacademictrainingandexperienceinhydrogeologicprinciples,oringround-watersystemanalysisandquantification.Thisguidedoesnotsetmandatoryguidelinesanddoesnotconstitutealistofnecessarystepsorproceduresforallinvestigations.Thisguidemaybeusedforprojectplanninganddatacollection,butdoesnotprovidespecificaspectsforfieldcharacterizationtechniques.RefertoTableX1.1inGuideD5730,PracticeD5254,andRefs(2,3,4,and5)forfurtherguidanceregardingfieldcharacterizationtechniques.Thisguidemaybeusedtogeneratethenecessaryinformationaspartoftheprocessformodelselection,design,andasinputtomodelschematization,includingthesimplificationofhydrologicsystemsandtherepresentationofhydrogeologicparametersinmodels.RefertoRef(6)forfurtherguidance.1.1Thisguidecoversanintegrated,stepwisemethodforthequalitativeconceptualizationandquantitativecharacterizationofground-waterflowsystems,includingtheunsaturatedzone,fornaturalorhuman-inducedbehaviororchanges.1.2Thisguidemaybeusedatanyscaleofinvestigation,includingsite-specific,subregional,andregionalapplications.1.3Thisguidedescribesaniterativeprocessfordevelopingmultipleworkinghypothesesforcharacte......
【中国标准分类号】:P12
【国际标准分类号】:13_060_10
【页数】:8P.;A4
【正文语种】:英语