JB/T 9484-1999 深波波纹管 尺寸系列
作者:标准资料网 时间:2024-05-04 03:18:54 浏览:9028
来源:标准资料网
基本信息
| 标准名称： | 深波波纹管 尺寸系列 |
| 英文名称： | Series of dimension for deep bellows |
| 中标分类： |
仪器、仪表 >>
仪器、仪表综合 >>
仪器、仪表用材料和元件 |
| ICS分类： |
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| 替代情况： | 原标准号ZB Y132-1983;被JB/T 9484-2010代替 |
| 发布部门： | 国家机械工业局 |
| 发布日期： | 1999-08-06 |
| 实施日期： | 2000-01-01 |
| 首发日期： | 1900-01-01 |
| 作废日期： | 2010-07-01 |
| 提出单位： | 机械工业部仪器仪表元器件标准化技术委员会 |
| 归口单位： | 机械工业部仪器仪表元器件标准化技术委员会 |
| 起草单位： | 沈阳仪器仪表工艺研究所、广东仪器厂 |
| 出版社： | 机械工业出版社 |
| 出版日期： | 2005-06-18 |
| 页数： | 5 页 |
适用范围
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前言
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引用标准
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所属分类： 仪器 仪表 仪器 仪表综合 仪器 仪表用材料和元件
【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
【英文标准名称】:Rubbersolidtyresforpneumatictyrerims
【原文标准名称】:气胎轮圈用全橡胶轮胎
【标准号】:DIN7852-1994
【标准状态】:现行
【国别】:德国
【发布日期】:1994-11
【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】:速度;作标记;量值;橡胶实心轮胎;硫化橡胶;充气轮胎;叉车;工业用货车;实心轮胎;尺寸;轮辋;轮胎;最大速度;荷载能力;实心橡胶的
【英文主题词】:forktrucks;maximumspeed;vulcanizedrubber;rubbersolidtyres;velocity;solidtyres;loadcapacity;industrialtrucks;size;wheelrims;marking;tyres;dimensions;solidrubber;pneumatictyres
【摘要】:Thedocumentappliestorubbersolidtyres,whichcanbeassembledontheexistingrims(pneumatictyrerims)insteadofrimsforindustrialandforklifttrucks,accordingtoDIN7820andDIN7825.
【中国标准分类号】:G41
【国际标准分类号】:83_160_10
【页数】:3P.;A4
【正文语种】:德语
