DIN EN 50525-2-72-2012 电缆.额定电压为450/750V(U/U)及以下的低压能源电缆.第2-72部分:一般应用电缆.热塑性PVC绝缘平面分割电缆(多芯).德文版EN50525-2-72-2011
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【英文标准名称】:Electriccables-Lowvoltageenergycablesofratedvoltagesuptoandincluding450/750V(U/U)-Part2-72:Cablesforgeneralapplications-Flatdivisiblecables(cords)withthermoplasticPVCinsulation;GermanversionEN50525-2-72:2011
【原文标准名称】:电缆.额定电压为450/750V(U/U)及以下的低压能源电缆.第2-72部分:一般应用电缆.热塑性PVC绝缘平面分割电缆(多芯).德文版EN50525-2-72-2011
【标准号】:DINEN50525-2-72-2012
【标准状态】:现行
【国别】:德国
【发布日期】:2012-01
【实施或试行日期】:2012-01-01
【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】:
【英文主题词】:Cables;Corearrangement;Dimensions;Elastomers;Electriccables;Electricalcords;Electricalengineering;Electricalinsulatingmaterials;Electricaltesting;Flexible;Flexiblecables;Hoseassemblies;Insulatedcables;Insulatedcords;Insulatingcoverings;Insulations;Lowvoltage;Plasticinsulations;Polyvinylchloride;Polyvinylchlorideinsulation;Powerlines;PVCinsulations;Ratedvoltage;Testing;Twinlines;Types
【摘要】:
【中国标准分类号】:K13
【国际标准分类号】:29_035_20;29_060_20
【页数】:12P;A4
【正文语种】:德语
【英文标准名称】:Textiles-Determinationoftheabrasionresistanceofknittedfootweargarments;GermanversionEN13770:2002
【原文标准名称】:纺织品.针织鞋袜耐磨性的测定;德文版本EN13770:2002
【标准号】:EN13770-2002
【标准状态】:现行
【国别】:
【发布日期】:2002-10
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:布;材料试验;过膝长袜;抽样方法;试验;耐力;针织的;试样制备;磨蚀试验;纺织试验;纺织材料;袜子;长筒袜;试验设备;磨损试验;耐磨性;耐磨试验仪;马丁代尔;表面型式;针织服装;连裤袜;针织物;短袜;擦伤试验
【英文主题词】:Abrasiontesters;Abrasiontests;Cloth;Frayingtests;Hosiery;Knee-lengthstockings;Knitted;Knittedfabrics;Knitwear;Martindale;Materialstesting;Resistance;Resistanceagainstabrasion;Samplingmethods;Socks;Specimenpreparation;Stockings;Surfacepatterns;Testequipment;Testing;Textiletesting;Textiles;Tights;Weartests
【摘要】:
【中国标准分类号】:W63
【国际标准分类号】:61_020
【页数】:18P.;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforEstimatingConcreteStrengthbytheMaturityMethod
【原文标准名称】:成熟度法估计混凝土强度的标准实施规程
【标准号】:ASTMC1074-2010a
【标准状态】:现行
【国别】:
【发布日期】:2010
【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】:C09.64
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:现场强度;成熟度法;无损检测;温度
【英文主题词】:in-placestrength;maturitymethod;nondestructivetesting;temperature
【摘要】:Thispracticecanbeusedtoestimatethein-placestrengthofconcretetoallowthestartofcriticalconstructionactivitiessuchas:(1)removalofformworkandreshoring;(2)post-tensioningoftendons;(3)terminationofcoldweatherprotection;and(4)openingofroadwaystotraffic.Thispracticecanbeusedtoestimatestrengthoflaboratoryspecimenscuredundernon-standardtemperatureconditions.Themajorlimitationsofthematuritymethodare:(1)theconcretemustbemaintainedinaconditionthatpermitscementhydration;(2)themethoddoesnottakeintoaccounttheeffectsofearly-ageconcretetemperatureonthelong-termstrength;and(3)themethodneedstobesupplementedbyotherindicationsofthepotentialstrengthoftheconcretemixture.Theaccuracyoftheestimatedstrengthdepends,inpart,onusingtheappropriatematurityfunctionfortheparticularconcretemixture.AnnexA1providesaprocedurefordeterminingexperimentallythebestparameters(datumtemperatureorvalueofQ)forthematurityfunctionsdescribedinSection6.1.1Thispracticeprovidesaprocedureforestimatingconcretestrengthbymeansofthematuritymethod.Thematurityindexisexpressedeitherintermsofthetemperature-timefactororintermsoftheequivalentageataspecifiedtemperature.1.2Thispracticerequiresestablishingthestrength-maturityrelationshipoftheconcretemixtureinthelaboratoryandrecordingthetemperaturehistoryoftheconcreteforwhichstrengthistobeestimated.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.(WarningFreshhydrauliccementitiousmixturesarecausticandmaycausechemicalburnstoskinandtissueuponprolongedexposure.)
【中国标准分类号】:
【国际标准分类号】:91_100_30
【页数】:10P.;A4
【正文语种】:
