DIN 45669-2-1984 振动影响的测量.测量方法

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【英文标准名称】:StandardGuideforUseoftheMetalDetectionMethodforSubsurfaceInvestigation
【原文标准名称】:地下勘察用金属探测法的使用的标准指南
【标准号】:ASTMD7046-2004
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:D18.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:
【英文主题词】:frequencydomain;geophysics;metaldetection;metaldetector;subsurfaceinvestigation;surfacegeophysics;timedomain
【摘要】:1.1PurposeandApplication8212;Thisguidesummarizestheequipment,fieldprocedures,andinterpretationmethodsfortheassessmentofsubsurfacematerialsusingthemetaldetectionmethod.Metaldetectorsrespondtothepresenceofbothferrousandnonferrousmetalsbyinducingeddycurrentsinconductiveobjects.Metaldetectorsareeitherfrequencydomain(continuousfrequencyorwave)ortimedomain(pulsed)systems.Awiderangeofmetaldetectorsiscommonlyavailable.1.1.1Metaldetectorscandetectanykindofmetallicmaterial,includingbothferrousmetalssuchasironandsteel,andnon-ferrousmetalssuchasaluminumandcopper.Incontrast,magnetometersonlydetectferrousmetals.1.1.2Metaldetectormeasurementscanbeusedtodetectthepresenceofburiedmetaltrash,drums(Tyagietal,1983)(1)andtanks,abandonedwells(GuideD6285);totraceburiedutilities;andtodelineatetheboundariesoflandfillmetalandtrenchmetal.Theyarealsousedtodetectmetalbasedunexplodedordnance(UXO).1.1.3Benson(1982)(2)andU.S.EPA(1993)(3)provideanoverviewofmetaldetectors.1.2Limitations:1.2.1Thisguideprovidesanoverviewofthemetaldetectionmethod.Itdoesnotprovideoraddressthedetailsofthetheory,fieldprocedures,orinterpretationofthedata.Referencesareincludedforthatpurposeandareconsideredanessentialpartofthisguide.ItisrecommendedthattheuserofthisguidebefamiliarwiththereferencescitedandwiththeASTMstandardsD420,D653,D5088,D5608,D5730,D5753,D6235,D6429,andD6431.1.2.2Thisguideislimitedtometaldetectionmeasurementsmadeonland.Themetaldetectionmethodcanbeadaptedforanumberofspecialusesonland,water,airborneandice.1.2.3Theapproachessuggestedinthisguideforthemetaldetectionmethodarecommonlyused,widelyaccepted,andproven.However,otherapproachesormodificationstothemetaldetectionmethodthataretechnicallysoundmaybesubstituted.1.2.4Thisguideoffersanorganizedcollectionofinformationoraseriesofoptionsanddoesnotrecommendaspecificcourseofaction.Thisdocumentcannotreplaceeducation,experienceandshouldbeusedinconjunctionwithprofessionaljudgment.Notallaspectsofthisguidemaybeapplicableinallcircumstances.ThisASTMstandardisnotintendedtorepresentorreplacethestandardofcarebywhichtheadequacyofagivenprofessionalservicemustbejudged,norshouldthisdocumentbeappliedwithoutconsiderationofaprojectsmanyuniqueaspects.Theword"Standard"inthetitleofthisdocumentmeansonlythatthedocumenthasbeenapprovedthroughtheASTMconsensusprocess.1.3ThevaluesstatedinSIunitsareregardedasstandard.Thevaluesgiveninparenthesesareinch-poundunits,whichareprovidedforinformationonlyandarenotconsideredstandard.1.4Precautions:1.4.1Itistheresponsibilityoftheuserofthisguidetofollowanyprecautionsintheequipmentmanufacturer''srecommendationsandtoestablishappropriatehealthandsafetypractices.1.4.2Ifthemethodisusedatsiteswithhazardousmaterials,operations,orequipment,itistheresponsibilityoftheuserofthisguidetoestablishappropriatesafetyandhealthpracticesandtodeterminetheapplicabilityofanyregulationspriortouse.1.4.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatoryrequirementspriortouse.
【中国标准分类号】:B11
【国际标准分类号】:13_080_99
【页数】:8P.;A4
【正文语种】:


【英文标准名称】:Measurementsoftheelectricalpropertiesofelectronictubes.Part25:MethodsofmeasurementofGeiger-Müllercountertubs
【原文标准名称】:电子管电性能的测量第25部分:盖格-弥勒计数管的测量方法
【标准号】:IEC60151-25-1971
【标准状态】:现行
【国别】:国际
【发布日期】:1971
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/TC39
【标准类型】:()
【标准水平】:()
【中文主题词】:测量;电性质和电现象;计数管;电离计数器;电气工程;电子管
【英文主题词】:Countingtubes;Electricalengineering;Electricalpropertiesandphenomena;Electrontubes;Ionizationcounters;Measurement
【摘要】:Providesterms,definitions,basictheory,recommendedmethodsofmeasurementandmechanicaldataconcerningG.M.countertubes,andself-quenched,organicvapour-quenchedandhalogen-quenchedcountertubes.Typicalcharacteristicsandbasicmeasuringci
【中国标准分类号】:L39;L35
【国际标准分类号】:31_100
【页数】:34P.;A4
【正文语种】:英语