BS 3473-3-1987 制作实验室玻璃器皿用玻璃的耐化学腐蚀性.第3部分:121℃下玻璃组织耐水解性的测定方法
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【英文标准名称】:Chemicalresistanceofglassusedintheproductionoflaboratoryglassware-Methodfordeterminationofhydrolyticresistanceofglassgrainsat121°C
【原文标准名称】:制作实验室玻璃器皿用玻璃的耐化学腐蚀性.第3部分:121℃下玻璃组织耐水解性的测定方法
【标准号】:BS3473-3-1987
【标准状态】:现行
【国别】:英国
【发布日期】:1987-01-30
【实施或试行日期】:1987-01-30
【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】:粒状材料;水;化学分析和试验;尺寸;玻璃;名称与符号;耐化学性试验;试验设备;试样制备;实验室玻璃器皿;耐溶剂试验;煮沸试验;耐水解;容量分析;浸出;温度;试验条件;等级(质量)
【英文主题词】:Autoclaves;Classification;Classificationsystems;Designations;Determination;Glass;High-temperaturetesting;Hydrolyticresistance;Materials;Specimenpreparation;Testequipment;Testing;Tests
【摘要】:Determinationandclassificationofthehydrolyticresistanceofglassgrainswhensubjectedtoattackbywaterat121C1Cfor301min.
【中国标准分类号】:N64
【国际标准分类号】:81_040_10
【页数】:12P.;A4
【正文语种】:英语
【英文标准名称】:Coredrillingmachinesonstand-Safety;GermanversionEN12348:2000
【原文标准名称】:立式岩芯钻机.安全性
【标准号】:DINEN12348-2000
【标准状态】:作废
【国别】:德国
【发布日期】:2000-11
【实施或试行日期】:2000-11-01
【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】:机床;文献工作;修芯钻;安全;定义;定义;危险防护;钻床;危害;安全工程;作标记;事故预防;柱式钻床;建筑工具;安全要求;工作场所安全
【英文主题词】:Accidentprevention;Anatomicalconfigurations;Buildingimplements;Containers;Coredrills;Cutting;Definitions;Drillingmachines;Electricalequipment;Electricalsafety;Erecting(constructionoperation);Fire;Firehazards;Firerisks;Handles;Hazards;Heat;Heating;Machinetools;Machines;Marking;Mechanicalcrimping;Noise(environmental);Operation;Operationalinstructions;Pillardrillingmachines;Protectionagainstdanger;Safety;Safetyengineering;Safetyrequirements;Shearing;Slipping;Sound;Surfaces;Temperature;Transportable;Workplacesafety
【摘要】:Thedocumentappliestocoredrillingmachinesontransportablestand,generallywithwatersupply,usedtodrillintostone,concreteandsimilarmaterials.Itappliestocoredrillingmachinesequippedwithadiamondcoredrillbit,intendedtodrillholesinstationaryposition.
【中国标准分类号】:D92
【国际标准分类号】:25_080_40
【页数】:14P.;A4
【正文语种】:德语
【英文标准名称】:StandardTestMethodforDeterminingthe(In-Plane)HydraulicTransmissivityofaGeosyntheticbyRadialFlow
【原文标准名称】:径向流动法测定土工合成物(平面)液压透射率的试验方法
【标准号】:ASTMD6574-2000(2006)
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:D35.03
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:geosynthetics;hydraulictransmissivity;indextest;in-planeflow;radialtransmissivity
【摘要】:Thistestmethodisanindextesttoestimateandcomparethein-planehydraulictransmissivityofoneorseveralcandidategeosyntheticsunderspecificgradientandstressconditions.Thistestmethodmaybeusedforacceptancetestingofcommercialshipmentsofgeosynthetics,butcautionisadvisedsinceinformationaboutbetween-laboratoryprecisionisincomplete.Comparativetestsasdirectedin5.2.1areadvisable.5.2.1Incaseofadisputearisingfromdifferencesinreportedtestresultswhenusingthisprocedureforacceptanceofcommercialshipments,thepurchaserandthesuppliershouldfirstconfirmthatthetestshavebeenconductedusingcomparabletestparametersincludingspecimenconditioning,normalstress,hydraulicsystemgradient,etc.Comparativeteststhenshouldbeconductedtodetermineifthereisastatisticalbiasbetweentheirlaboratories.Competentstatisticalassistanceisrecommendedfortheinvestigationofbias.Asaminimum,thetwopartiesshouldtakeagroupoftestspecimensthatareashomogeneousaspossibleandthatareformedfromalotofthematerialinquestion.Thetestspecimensshouldbeassignedrandomlytoeachlaboratoryfortesting.TheaverageresultsfromthetwolaboratoriesshouldbecomparedusingtheStudentrsquo;t-testforunpaireddataandanacceptableprobabilitylevelchosenbythetwopartiesbeforetestingisbegun.Ifbiasisfound,eitheritscausemustbefoundandcorrectedorthepurchaserandsuppliermustagreetointerpretfuturetestresultsinlightoftheknownbias.1.1Thistestmethodcoverstheprocedurefordeterminingthein-planetransmissivityofgeosyntheticsundervaryingnormalcompressivestressesusingaradialflowapparatus.Thetestisintendedtobeanindextestusedprimarilyforgeotextiles,althoughotherproductscomposedofgeotextilesandgeotextile-typematerialsmaybesuitablefortestingwiththistestmethod.1.2Thistestmethodisbasedontheassumptionthatthetransmissivityofthegeosyntheticisindependentoforientationoftheflowandisthereforelimitedtogeosyntheticsthathavesimilartransmissivityinalldirectionsandshouldnotbeusedformaterialswithorientedflowbehavior.1.3Thistestmethodhasbeendevelopedspecificallyforgeosyntheticsthathavetransmissivityvaluesontheorderoforlessthan2104m2/s.ConsiderusingTestMethodD4716forgeosyntheticswithtransmissivityvalueshigherthan2104m2/s.1.4ThevaluesstatedinSIunitsaretoberegardedasthestandard.Thevaluesgiveninparenthesesareforinformationonly.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:P04
【国际标准分类号】:59_080_70
【页数】:5P.;A4
【正文语种】:
