EN ISO 9168-2009 牙科.空气驱动牙科手持洗液器软管连接器(ISO9168:2009),DINENISO9168:2009-10的英文版本
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来源:标准资料网
【英文标准名称】:Dentistry-Hoseconnectorsforairdrivendentalhandpieces(ISO9168:2009);EnglishversionofDINENISO9168:2009-10
【原文标准名称】:牙科.空气驱动牙科手持洗液器软管连接器(ISO9168:2009),DINENISO9168:2009-10的英文版本
【标准号】:ENISO9168-2009
【标准状态】:现行
【国别】:
【发布日期】:2009-10
【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】:
【英文主题词】:Connectingdimensions;Connectingequipment;Definitions;Dentalequipment;Dentalhandpieces;Dentistry;Diameter;Dimensions;Hoseconnections;Hoseconnectors;Innertubes;Lightsources;Replaceability;Samplingmethods;Specification(approval);Testing;Waterhoses
【摘要】:
【中国标准分类号】:C33
【国际标准分类号】:11_060_25
【页数】:17P.;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforSandEquivalentValueofSoilsandFineAggregate
【原文标准名称】:土壤及细集料的砂当量值的标准试验方法
【标准号】:ASTMD2419-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:D04.51
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:Clay-likefines;Fieldtesting--pavementsurfaces;Fieldtesting--soil;Fineaggregate;Granularsoil;Plasticfines/dusts;Sandequivalentvalue;Soil(pavingapplications)
【摘要】:Thistestmethodassignsanempiricalvaluetotherelativeamount,fineness,andcharacterofclaylikematerialpresentinthetestspecimen.Aminimumsandequivalentvaluemaybespecifiedtolimitthepermissiblequantityofclaylikefinesinanaggregate.Thistestmethodprovidesarapidfieldmethodfordeterminingchangesinthequalityofaggregatesduringproductionorplacement.Note28212;Thequalityoftheresultsproducedbythisstandardaredependantuponthecompetenceofthepersonnelperformingtheprocedureandthecapability,calibration,andthemaintenanceoftheequipmentused.AgenciesthatmeetthecriteriaofPracticeD3666aregenerallyconsideredcapableofcompetentandobjectivetesting/sampling/inspection/etc.UsersofthisstandardarecautionedthatcompliancewithPracticeD3666alonedoesnotcompletelyassurereliableresults.Reliableresultsdependonmanyfactors:followingthesuggestionsofPracticeD3666orsimilaracceptableguidelineprovidesameansofevaluatingandcontrollingsomeofthosefactors.1.1Thistestmethodisintendedtoserveasarapidfield-correlationtest.Thepurposeofthistestmethodistoindicate,understandardconditions,therelativeproportionsofclay-likeorplasticfinesanddustingranularsoilsandfineaggregatesthatpassthe4.75-mm(No.4)sieve.Thetermx201C;sandequivalentx201D;expressestheconceptthatmostgranularsoilsandfineaggregatesaremixturesofdesirablecoarseparticles,sand,andgenerallyundesirableclayorplasticfinesanddust.Note18212;Someagenciesperformthetestonmaterialwithatopsizesmallerthanthe4.75-mm(No.4)sieve.Thisisdonetoavoidtrappingtheclay-likeorplasticfinesanddustbelowflakyshaped4.75to2.36mm(No.4to8)sizedparticles.Testingsmallertopsizedmaterialmaylowerthenumericalresultsofthetest.1.2Thevaluesstatedininch-poundunitsaretoberegardedasstandard.ThevaluesgiveninparenthesesaremathematicalconversionstoSIunitsthatareprovidedforinformationonlyandarenotconsideredstandard.1.2.1Regardingsieves,perSpecificationE11Section1.2,x201C;thevaluesstatedinSIunitsshallbeconsideredstandardforthedimensionsofthewireclothopeningsandthediameterofthewiresusedinthewirecloth.Thevaluesstatedininchpoundunitsshallbeconsideredstandardwithregardtothesieveframes.x201D;Whensievemeshsizesarereferenced,thealternateinch-pounddesignationsareprovidedforinformationpurposesandenclosedinparentheses.1.3Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q13
【国际标准分类号】:93_020
【页数】:9P.;A4
【正文语种】:英语
基本信息
| 标准名称： | GC15轨道车及拖车 |
| 中标分类： |
铁路 >>
铁路建筑设备 >>
铁路施工机械 |
| 发布日期： | |
| 实施日期： | 2004-11-01 |
| 首发日期： | |
| 作废日期： | |
| 出版日期： | |
| 页数： | 6页 |
适用范围
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前言
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引用标准
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所属分类： 铁路 铁路建筑设备 铁路施工机械
