DIN 45921 T.106-1978 电子元件质量评定协调体系.分规范:小负荷非线绕固定电阻.较高要求用偏差小和失误率小的碳膜电阻(CECC40101-016)
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【英文标准名称】:Harmonizedsystemofqualityassessmentforelectroniccomponents;detailspecificationforfixedlowpowernon-wire-woundresistors,highstabilitywithlowdriftandlowfailure-rate
【原文标准名称】:电子元件质量评定协调体系.分规范:小负荷非线绕固定电阻.较高要求用偏差小和失误率小的碳膜电阻(CECC40101-016)
【标准号】:DIN45921T.106-1978
【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】:
【英文标准名称】:StandardizedAquaticMicrocosms:FreshWater
【原文标准名称】:标准化水生物缩影:淡水
【标准号】:ASTME1366-1996
【标准状态】:作废
【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(ASTM)
【起草单位】:ASTM
【标准类型】:()
【标准水平】:()
【中文主题词】:微生物;水有机物;淡水;淡水生物学;标准法
【英文主题词】:microorganisms;waterorganism;standardized;freshwater;freshwaterbiology
【摘要】:
【中国标准分类号】:Z16
【国际标准分类号】:13_060_40
【页数】:
【正文语种】:英语
【英文标准名称】:StandardTestMethodforPourPointofPetroleumProducts(RoboticTiltMethod)
【原文标准名称】:石油产品倾点的标准试验方法(自动倾斜法)
【标准号】:ASTMD6892-2003(2008)
【标准状态】:现行
【国别】:美国
【发布日期】:2003
【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】:D02.07
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:automaticpourpoint;petroleumproducts;pourpoint;robotictiltmethod;Automatedpourpoint;Automatedprocedures--petroleumproductsanalysis;Flowandflowrate--petroleumproducts;Petroleumblendingoperations;Petroleumproducts;Pourpoint
【摘要】:Thepourpointofapetroleumproductisanindexofthelowesttemperatureofitsutilityforcertainapplications.Flowcharacteristics,suchaspourpoint,canbecriticalforthecorrectoperationoflubricatingsystems,fuelsystems,andpipelineoperations.Petroleumblendingoperationsrequireprecisemeasurementofthepourpoint.Testresultsfromthistestmethodcanbedeterminedateither1or3x00B0;Cintervals.ThistestmethodyieldsapourpointinaformatsimilartoTestMethodD97orIP15,whenthe3x00B0;Cintervalresultsarereported.Note28212;SincesomeusersmaywishtoreporttheirresultsinaformatsimilartoTestMethodD97orIP15(in3x00B0;Cintervals)theprecisiondatawerederivedforthe3x00B0;Cintervals.ForstatementsonbiasrelativetoTestMethodD97orIP15,seetheresearchreport.ThistestmethodhascomparablerepeatabilityandbetterreproducibilityrelativetoTestMethodD97orIP15asmeasuredinthe1998interlaboratoryprogram(seeSection13).FIG.1SchematicofCooling/HeatingBlockandCoolingCirculatingBath1.1Thistestmethodcoversthedeterminationofthepourpointofpetroleumproductsbyanautomaticinstrumentthattiltsthetestjartodetectmovementofthesurfaceofthetestspecimenwithanopticaldevice,afterbeingremovedfromaregulated,stepped-bathcoolingjacket.1.2Thistestmethodisdesignedtocovertherangeoftemperaturesfromx2212;57to+51x00B0;C;however,therangeoftemperaturesincludedinthe1998interlaboratorytestprogramonlycoveredthetemperaturerangefromx2212;51tox2212;11x00B0;C.1.3Testresultsfromthistestmethodcanbedeterminedateither1or3x00B0;Ctestingintervals.1.4Thistestmethodisnotintendedforusewithcrudeoils.Note18212;Theapplicabilityofthistestmethodonresidualfuelsampleshasnotbeenverified.Forfurtherinformationontheapplicability,referto13.4.1.5ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.6Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E30
【国际标准分类号】:75_080
【页数】:5P.;A4
【正文语种】:英语