BS 6950-1988 骨传导纯音听力计校准用标准参考零位规范
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来源:标准资料网
【英文标准名称】:Specificationforastandardreferencezeroforthecalibrationofpuretoneboneconductionaudiometers
【原文标准名称】:骨传导纯音听力计校准用标准参考零位规范
【标准号】:BS6950-1988
【标准状态】:作废
【国别】:英国
【发布日期】:1988-02-29
【实施或试行日期】:
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:听力测定;声学设备;电声器件;传感器;耳;声学测量;定义;校正;骨;听力计;听觉;基准面;听觉阈
【英文主题词】:ears;auditorythreshold;acousticmeasurement;acoustoelectricdevices;datum;bones;audiometry;transducers;acousticequipment;calibration;hearing(auditoryperception);definitions;audiometers
【摘要】:
【中国标准分类号】:N65;A59
【国际标准分类号】:
【页数】:16P.;A4
【正文语种】:英语
【英文标准名称】:Assemblytoolsforscrewsandnuts-Technicalspecifications-Part2:machine-operatedsockets("impact").
【原文标准名称】:螺钉和螺母用装配工具.技术规范.第2部分:机器驱动套筒(冲击)
【标准号】:NFE74-381-2-2006
【标准状态】:现行
【国别】:法国
【发布日期】:2006-06-01
【实施或试行日期】:2006-06-05
【发布单位】:法国标准化协会(AFNOR)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:验收规范;交货条件;尺寸;手工工具;硬度测量;机器驱动的;管套扳手;规范;试验;工具;扭转试验;扳手
【英文主题词】:Acceptancespecification;Deliveryconditions;Dimensions;Handtools;Hardnessmeasurement;Machineoperated;Socketspanners;Socketwrenches;Specifications;Testing;Tests;Tools;Torsiontests;Wrenches
【摘要】:
【中国标准分类号】:J47
【国际标准分类号】:25_140_01
【页数】:9P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodforWaterSeparabilityofPetroleumOilsandSyntheticFluids
【原文标准名称】:石油和合成液体的可水分离性的标准试验方法
【标准号】:ASTMD1401-2010
【标准状态】:现行
【国别】:美国
【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】:D02.C0.02
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:
【英文主题词】:emulsion;petroleumoils;steam-turbineoils;syntheticfluids;waterseparability;Emulsioncharacteristics;Heavier-than-waterfluids;Petroleumoils;Syntheticfluids
【摘要】:Thistestmethodprovidesaguidefordeterminingthewaterseparationcharacteristicsofoilssubjecttowatercontaminationandturbulence.Itisusedforspecificationofnewoilsandmonitoringofin-serviceoils.1.1Thistestmethodcoversmeasurementoftheabilityofpetroleumoilsorsyntheticfluidstoseparatefromwater.Althoughdevelopedspecificallyforsteam-turbineoilshavingviscositiesof28.8x2013;90mm2/sat40x00B0;C,thistestmethodmaybeusedtotestoilsofothertypeshavingvariousviscositiesandsyntheticfluidsatothertesttemperatures.Itisrecommended,however,thatthetesttemperatureberaisedto82x00B1;1x00B0;Cwhentestingproductsmoreviscousthan90mm2/sat40x00B0;C.Forhigherviscosityoilswherethereisinsufficientmixingofoilandwater,TestMethodD2711isrecommended.Othertesttemperaturessuchas25x00B0;Cmayalsobeused.A1%sodiumcholoride(NaCl)solutionorsyntheticseawatermaybeusedinplaceofdistilledwaterwhentestingcertainoilsorfuelsusedinmarineapplications.1.2Whentestingsyntheticfluidswhoserelativedensitiesaregreaterthanthatofwater,theprocedureisunchanged,butitshouldbenotedthatthewaterwillprobablyfloatontheemulsionorliquid.1.3ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecificwarningstatements,seeSection6.
【中国标准分类号】:E30
【国际标准分类号】:75_120
【页数】:4P.;A4
【正文语种】:英语