SAE AS20708/68 Synchro, Torque Differential Transmitter, Type 31tdx6c
作者:标准资料网 时间:2024-05-03 19:05:09 浏览:8705
来源:标准资料网
Product Code:SAE AS20708/68
Title:Synchro, Torque Differential Transmitter, Type 31tdx6c
Issuing Committee:Ae-7a Generators And Controls Motors And Magnetic Devices
Scope:No scope available.
【英文标准名称】:Samplingandexaminationofbituminousmixturesforroadsandotherpavedareas-Methodsoftestforthedeterminationofdensityandcompaction
【原文标准名称】:道路和其他铺砌区用沥青混合料的取样和检验.密度和压实度测定的试验方法
【标准号】:BS598-104-2005
【标准状态】:作废
【国别】:英国
【发布日期】:2005-01-13
【实施或试行日期】:2005-01-13
【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】:沥青;试样;检验;机动车路;沥青制品;抽样方法;试验(质量保证);压实试验;铺砌区;试验设备;路面(道路);施工材料;道路;密度测量;石油产品
【英文主题词】:Bitumens;Bituminousproducts;Compactiontests;Constructionmaterials;Densitymeasurement;Examination(qualityassurance);Inspection;Motorroads;Pavedareas;Pavements(roads);Petroleumproducts;Roads;Samplingmethods;Testequipment;Testspecimens
【摘要】:ThispartofBS598describestwomethodsfordeterminingthedensityandcompactionofbituminousmixturesforroadsandotherpavedareas.Thefirstmethoddescribeshowtodeterminethepercentagerefusaldensityofcoresamplesof150mmnominaldiametercutfromcompactedbituminousmixtures.Thismethodisintendedtoapplyonlytocoatedmacadamdensebases(roadbases)orbindercoursesthathavecooledtoambienttemperaturesandhaveaminimumlayerthicknessconformingtoTable1ofBS4987-2:2003.Thesecondmethoddescribeshowtomeasurethedensityofcores.NOTEThetitlesofthepublicationsreferredtointhisstandardarelistedonthepage17.
【中国标准分类号】:Q20
【国际标准分类号】:75_140;93_080_20
【页数】:22P;A4
【正文语种】:英语
【英文标准名称】:StandardTestMethodsforCarboxylContentofCellulose
【原文标准名称】:纤维素羧基含量的测试方法
【标准号】:ASTMD1926-2000(2006)
【标准状态】:现行
【国别】:
【发布日期】:2000
【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】:D01.36
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:纤维素;试验;含量测定
【英文主题词】:carboxylcontent;cellulose;ionexchangecapacity;methylenebluemethod;sodiumchloride/sodiumbicarbonatemethod
【摘要】:Thesetestmethodsmeasuretheamountofcarboxylgroupspresentinwoodorcottonlinterpulp.Carboxylgroupsareindicativeofthesurfacechargeofthepulpwhichisaveryimportantquantityforuseinthepapermakingindustry.1.1Thesetestmethodscoverthedeterminationofthecarboxylcontent,orion-exchangecapacity,ofcellulosefromanysource.Twotestmethodsaredescribed,thesodiumchloride-sodiumbicarbonatemethod()andthemethylenebluemethod().Thetestmethodsmustbeusedwithintheirlimitations,anditmustberecognizedthatthereisnowayofdeterminingtheaccuracyofanymethodforthedeterminationofcarboxyl.Theprecisionofthesodiumchloride-sodiumbicarbonatemethodislowinthelowerrangeofcarboxylvalues.Themethylenebluemethodcanbeusedoverthewholerangeofcarboxylvalues;itisespeciallyusefulinthelowrange.Itisnotapplicabletothedeterminationofcarboxylinsolublecarbohydratematerial.Althoughthesetestmethodsmaybeusedtodeterminetheion-exchangecapacityofunbleachedpulps,theresidualligninwillcauseanundeterminederror,especiallythesulfonicacidgroupsinunbleachedsulfitepulps().1.2ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Y31
【国际标准分类号】:85_040
【页数】:4P.;A4
【正文语种】:
