DIN EN 1309-2-2006 圆木和锯木.尺寸测量方法.第2部分:圆木.测量和体积计算要求
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【英文标准名称】:Roundandsawntimber-Methodofmeasurementofdimensions-Part2:Roundtimber-RequirementsformeasurementandvolumecalculationrulesEnglishversionofDINEN1309-2:2006-06
【原文标准名称】:圆木和锯木.尺寸测量方法.第2部分:圆木.测量和体积计算要求
【标准号】:DINEN1309-2-2006
【标准状态】:现行
【国别】:德国
【发布日期】:2006-06
【实施或试行日期】:
【发布单位】:德国标准化学会(DIN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:松密度测定(纸张);直径;尺寸;硬木;层压板;长度;原木;质量(物质);数学计算;测量;测量技术;计算方法;锯材;软木;厚度;运输;体积;重量;砝码;宽度;木材;木材技术
【英文主题词】:Bulkdetermination(paper);Diameter;Dimensions;Hardwoods;Laminatedwood;Length;Logs;Mass;Mathematicalcalculations;Measurement;Measuringtechniques;Methodsofcalculation;Sawntimber;Softwoods;Thickne
【摘要】:
【中国标准分类号】:B69;B68
【国际标准分类号】:79_040
【页数】:18P.;A4
【正文语种】:德语
【英文标准名称】:Publictransport-Roadvehicleschedulingandcontrolsystems-WORLDFIPdefinitionandapplicationrulesforonboarddatatransmission
【原文标准名称】:公共运输.道路车辆调度表和控制系统.车上数据传输用WORLDFIP定义和应用原则
【标准号】:BSDDENV13149-1-2000
【标准状态】:作废
【国别】:英国
【发布日期】:2000-01-15
【实施或试行日期】:2000-01-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:道路运输;数据;开放系统互连;数据传送;道路车辆;数据总线;字段总线;定义;铁路;交通业务;远程信息管理;传输装置;信息交换;数据处理
【英文主题词】:osi;railways;informationinterchange;roadvehicles;databus;dataprocessing;telematics;traffic;fieldbus;data;transmissiondevices;datatransfer;roadtransport;definition
【摘要】:
【中国标准分类号】:R04
【国际标准分类号】:45_060_01;35_100_05;35_240_60;43_080_20
【页数】:64P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforEvaluatingLubricityofDieselFuelsbytheHigh-FrequencyReciprocatingRig(HFRR)
【原文标准名称】:利用高频往复设备(HFRR)评价柴油燃料润滑性的标准试验方法
【标准号】:ASTMD6079-2004e1
【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】:D02.E0.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:磨损;润滑工程;润滑;柴油;摩擦;试验;机动车工程
【英文主题词】:boundarylubrication;dieselfuel;friction;lubricity;wear
【摘要】:Dieselfuelinjectionequipmenthassomerelianceonlubricatingpropertiesofthedieselfuel.Shortenedlifeofenginecomponents,suchasdieselfuelinjectionpumpsandinjectors,hassometimesbeenascribedtolackoflubricityinadieselfuel.ThetrendofHFRRtestresultstodieselinjectionsystempumpcomponentdistressduetowearhasbeendemonstratedinpumprigtestsforsomefuel/hardwarecombinationswhereboundarylubricationisbelievedtobeafactorintheoperationofthecomponent.5ThewearscargeneratedintheHFRRtestissensitivetocontaminationofthefluidsandtestmaterialsandthetemperatureofthetest.Lubricityevaluationsarealsosensitivetotracecontaminantsacquiredduringtestfuelsamplingandstorage.TheHFRRandScuffingLoadBallonCylinderLubricityEvaluator(SLBOCLE,TestMethodD6078)aretwomethodsforevaluatingdieselfuellubricity.Noabsolutecorrelationhasbeendevelopedbetweenthetwotestmethods.TheHFRRmaybeusedtoevaluatetherelativeeffectivenessofdieselfuelsforpreventingwearundertheprescribedtestconditions.CorrelationofHFRRtestresultswithfieldperformanceofdieselfuelinjectionsystemshasnotyetbeendetermined.Thistestmethodisdesignedtoevaluateboundarylubricationproperties.Whileviscosityeffectsonlubricityinthistestmethodarenottotallyeliminated,theyareminimized.1.1Thistestmethodcoverstheevaluationofthelubricityofdieselfuelsusingahigh-frequencyreciprocatingrig(HFRR).1.2Thistestmethodisapplicabletomiddledistillatefuels,suchasGradesLowSulfurNo.1D,LowSulfurNo.2D,No.1D,andNo.2Ddieselfuels,inaccordancewithSpecificationD975;andothersimilarpetroleum-basedfuelswhichcanbeusedindieselenginesNote1Itisnotknownthatthistestmethodwillpredicttheperformanceofalladditive/fuelcombinations.Additionalworkisunderwaytofurtherestablishthiscorrelationandfuturerevisionsofthistestmethodmaybenecessaryoncethisworkiscomplete.1.3ThevaluesstatedinSIunitsaretoberegardedasthestandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicableregulatorylimitationspriortouse.SpecificwarningstatementsaregiveninSection.
【中国标准分类号】:E31
【国际标准分类号】:75_160_20
【页数】:5P.;A4
【正文语种】:
