ANSI/TIA/EIA 777-1999 电信.电话终端设备.2型主叫用户识别设备性能要求
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来源:标准资料网
【英文标准名称】:Telecommunications-TelephoneTerminalEquipment-Type2CallerIdentityEquipmentPerformanceRequirements
【原文标准名称】:电信.电话终端设备.2型主叫用户识别设备性能要求
【标准号】:ANSI/TIA/EIA777-1999
【标准状态】:作废
【国别】:美国
【发布日期】:1999
【实施或试行日期】:
【发布单位】:美国国家标准学会(ANSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:电话机;终端装置;助听器;电子工程;电信
【英文主题词】:hearingaids;electronicengineering;telephones;telecommunications;terminaldevices
【摘要】:
【中国标准分类号】:M40
【国际标准分类号】:33_050_10
【页数】:
【正文语种】:英语
【英文标准名称】:Gantry-typeplano-millingmachines--Testingoftheaccuracy
【原文标准名称】:龙门铣床.精度测试
【标准号】:JISB6230-1998
【标准状态】:作废
【国别】:日本
【发布日期】:1998-10-20
【实施或试行日期】:
【发布单位】:日本工业标准调查会(JP-JISC)
【起草单位】:TechnicalCommitteeonIndustrialAutomation
【标准类型】:()
【标准水平】:()
【中文主题词】:铣床;铣刀;精密度;试验;准确度
【英文主题词】:millingmachines;millingcutters;accuracy;precision;testing
【摘要】:この規格は,JISB6191に基づいて,軽合金パネル(航空機用)の加工機械を除く,ガントリ形プラノミラーの静的精度及び工作精度の検査方法並びに,それぞれの検査事項に対応する許容値について規定する。
【中国标准分类号】:J50
【国际标准分类号】:25_080_20
【页数】:37P;A4
【正文语种】:日语
【英文标准名称】:StandardPracticeforAquaticToxicityTestingofLubricants:SamplePreparationandResultsInterpretation
【原文标准名称】:润滑剂水中毒性试验的标准实施规程:样品制备和结果判断
【标准号】:ASTMD6081-1998(2009)
【标准状态】:现行
【国别】:美国
【发布日期】:1998
【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】:D02.12
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:
【英文主题词】:aquatictoxicity;ecotoxicity;effectload;incidentload;lethalload;lubricant;mechanicaldispersion;wateraccommodatedfraction(WAF);watersolublefraction(WSF);Aquatictoxicity;Lubricants;Toxicity/toxicology--petroleumproducts;Wateranalysi
【摘要】:Thispracticegivestechniquestouseinthepreparationoflubricantsorlubricantcomponentsforacuteorchronicaquatictoxicitytests.Mostlubricantsandlubricantcomponentsaredifficulttoevaluateintoxicitytestsbecausetheyaremixturesofchemicalcompoundswithvaryingandusuallypoorsolubilityinwater.Lubricantsorlubricantcomponentmixturesshouldnotbeaddeddirectlytoaquaticsystemsfortoxicitytestingbecausethedetailsoftheadditionprocedurewillhavealargeeffectontheresultsofthetoxicitytest.Useofthetechniquesdescribedinthispracticewillproducewell-characterizedtestsystemsthatwillleadtotestswithmeaningfulandreproducibleresults.Thetoxicityofmixturesofpoorlysolublecomponentscannotbeexpressedintheusualtermsoflethalconcentration(orthesimilartermsofeffectconcentrationorinhibitionconcentration)becausethemixturesmaynotbecompletelysolubleattreatlevelsthatleadtotoxiceffects.Thetestmaterialpreparationtechniquesgiveninthispracticeleadtotestresultsexpressedintermsofloadingrate,whichisapracticalandmeaningfulconceptforexpressingthetoxicityofthistypeofmaterial.Oneoftherecommendedmethodsofmaterialpreparationforlubricantsortheircomponentsisthemechanicaldispersiontechnique.Thisparticulartechniquegeneratesturbulence,andthus,itshouldnotbeusedforpoorlyswimmingorganisms.1.1Thispracticecoversprocedurestobeusedinthepreparationoflubricantsortheircomponentsfortoxicitytestinginaquaticsystemsandintheinterpretationoftheresultsofsuchtests.1.2Thispracticeissuitableforuseonfully-formulatedlubricantsortheircomponentsthatarenotcompletelysolubleattheintendedtesttreatrates.Itisalsosuitableforusewithadditives,iftheadditiveistestedafterbeingblendedintoacarrierfluidattheapproximateconcentrationasintheintendedfullyformulatedlubricant.Thecarrierfluidshallmeettheabovesolubilitycriterion,beknowntobeminimallytoxicinthetoxicitytestinwhichthematerialwillbetested,andbeknowntohaveachemicalcompositionsimilartotherestoftheintendedfullyformulatedlubricant.1.3Samplespreparedinaccordancewiththispracticemaybeusedinacuteorchronicaquatictoxicitytestsconductedinfreshwaterorsaltwaterwithfish,largeinvertebrates,oralgae.Thispracticedoesnotaddresspreparationofsamplesforplanttoxicitytestingotherthanalgae.1.4Standardacuteandchronicaquatictoxicityproceduresaremoreappropriateforlubricantswithcompositionsthatarecompletelysolubleattheintendedtesttreatrates(1,2,3,4,5).1.5Thispracticeisintendedforusewithlubricantsorlubricantcomponentsofanyvolatility.1.6Thispracticedoesnotaddressanyquestionsregardingtheeffectsofanylubricantorlubricantcomponentonhumanhealth.1.7ThevaluesstatedinSIunitsaretoberegardedasstandard.Nootherunitsofmeasurementareincludedinthisstandard.1.8Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:E34
【国际标准分类号】:75_100
【页数】:7P.;A4
【正文语种】:英语
