DIN 96163-2011 医疗器械.短钝型Volkmann牵引器
作者:标准资料网 时间:2024-05-14 13:22:34 浏览:9945
来源:标准资料网
【英文标准名称】:Medicalinstruments-RetractortypeVolkmann,short,blunt
【原文标准名称】:医疗器械.短钝型Volkmann牵引器
【标准号】:DIN96163-2011
【标准状态】:现行
【国别】:德国
【发布日期】:2011-12
【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】:Design;Designations;Dimensions;Hooks;Instruments;Marking;Materials;Medicalinstruments;Medicalsciences;Militaryengineering;Retractors;Surgery;Surgicalinstruments;Tolerances(measurement);Volkmann
【摘要】:
【中国标准分类号】:C36
【国际标准分类号】:11_040_30
【页数】:6P;A4
【正文语种】:德语
【英文标准名称】:Mechanicalvibration-Measurementandassessmentofhumanexposuretohand-transmittedvibration-Practicalguidanceformeasurementattheworkplace
【原文标准名称】:机械振动.人体手传振动的测量与评价.用于现场测量的实施指南
【标准号】:BSENISO5349-2-2002
【标准状态】:现行
【国别】:英国
【发布日期】:2002-02-11
【实施或试行日期】:2002-02-11
【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】:机器;人类工效学;效应;卫生和安全要求;测量;手-臂体系;指导手册;评定;机械性能;振动;振动工程;保健;工作地点;职业安全;人体;安全要求;机械环境影响(对人体);普通控制系统;测量仪器;振动影响(对人体);工具;振动测量;人;定义;生理效应(对人体);工件
【英文主题词】:Definition;Definitions;Effects;Ergonomics;Evaluations;Guidebooks;Hand-armsystems;Healthandsafetyrequirements;Healthprotection;Humanbody;Machines;Measurement;Measuringinstruments;Mechanicaleffects(humanbody);Mechanicalproperties;Occupationalsafety;Pedestrian-controlledsystems;People;Physiologicaleffects(humanbody);Safetyrequirements;Tools;Vibration;Vibrationeffects(humanbody);Vibrationengineering;Vibrationmeasurement;Workingplaces;Workpieces
【摘要】:ThispartofISO5349providesguidelinesforthemeasurementandevaluationofhand-transmittedvibrationattheworkplaceinaccordancewithISO5349-1.ThispartofISO5349describestheprecautionstobetakentomakerepresentativevibrationmeasurementsandtodeterminethedailyexposuretimeforeachoperationinordertocalculatethe8-henergy-equivalentvibrationtotalvalue(dailyvibrationexposure).ThispartofISO5349providesameanstodeterminetherelevantoperationswhichshouldbetakenintoaccountwhendeterminingthevibrationexposure.ThispartofISO5349appliestoallsituationswherepeopleareexposedtovibrationtransmittedtothehand-armsystembyhand-heldorhand-guidedmachinery,vibratingworkpieces,orcontrolsofmobileorfixedmachinery.
【中国标准分类号】:J04
【国际标准分类号】:13_160
【页数】:46P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforCreepofConcreteinCompression
【原文标准名称】:压缩过程中混凝土蠕变的标准试验方法
【标准号】:ASTMC512-2002
【标准状态】:现行
【国别】:
【发布日期】:2002
【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】:C09.61
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:混凝土;压力;施工材料;试验
【英文主题词】:compression;concrete;creep;creepstrain;elasticstrain
【摘要】:Thistestmethodmeasurestheload-inducedtime-dependentcompressivestrainatselectedagesforconcreteunderanarbitrarysetofcontrolledenvironmentalconditions.Thistestmethodcanbeusedtocomparecreeppotentialsofdifferentconcretes.Aprocedureisavailable,usingthedevelopedequation(orgraphicalplot),forcalculatingstressfromstraindatawithinmassivenon-reinforcedconcretestructures.Formostspecificdesignapplications,thetestconditionssetforthhereinmustbemodifiedtomorecloselysimulatetheanticipatedcuring,thermal,exposure,andloadingageconditionsfortheprototypestructure.CurrenttheoriesandeffectsofmaterialandenvironmentalparametersarepresentedinACISP-9,SymposiumonCreepofConcrete.3Intheabsenceofasatisfactoryhypothesisgoverningcreepphenomena,anumberofassumptionshavebeendevelopedthathavebeengenerallysubstantiatedbytestandexperience.3.3.1Creepisproportionaltostressfrom0to40%ofconcretecompressivestrength.3.3.2Creephasbeenconclusivelyshowntobedirectlyproportionaltopastecontentthroughouttherangeofpastecontentsnormallyusedinconcrete.Thus,thecreepcharacteristicsofconcretemixturescontainingaggregateofmaximumsizegreaterthan2in.(50mm)maybedeterminedfromthecreepcharacteristicsoftheminus2-in.(minus50-mm)fractionobtainedbywet-sieving.Multiplythevalueofthecharacteristicbytheratioofthecementpastecontent(proportionbyvolume)inthefullconcretemixturetothepastecontentofthesievedsample.Theuseofthelogarithmicexpression(Section8)doesnotimplythatthecreepstrain-timerelationshipisnecessarilyanexactlogarithmicfunction;however,fortheperiodofoneyear,theexpressionapproximatesnormalcreepbehaviorwithsufficientaccuracytomakepossiblethecalculationofparametersthatareusefulforthepurposeofcomparingconcretes.Therearenodatathatwouldsupporttheextrapolationoftheresultsofthistesttotensionortorsion.1.1Thistestmethodcoversthedeterminationofthecreepofmoldedconcretecylinderssubjectedtosustainedlongitudinalcompressiveload.Thistestmethodislimitedtoconcreteinwhichthemaximumaggregatesizedoesnotexceed2in.(50mm).1.2Thevaluesstatedininch-poundunitsaretoberegardedasthestandard.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q13
【国际标准分类号】:91_100_30
【页数】:4P.;A4
【正文语种】:
