MIL-V-24694/1

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MIL-V-24694/1, MILITARY SPECIFICATION SHEET: VALVE, HYDRAULIC RELIEF, 1.5 - 35 BAR, 150 LPM CARTRIDGE TYPE (28 OCT 1987)., This specification is approved for use within the Naval Sea SystemsCommand, Department of the Navy, and is available for use by allDepartments and Agencies of the Department of Defense.The requirements for acquiring the hydraulic relief valve described hereinshall consist of this document and the latest issue of MIL-V-24694.
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【英文标准名称】:StandardTestMethodforIsolationandEnumerationofEscherichiaColiinWaterbytheTwo-StepMembraneFilterProcedure
【原文标准名称】:用两步膜滤法分离和计数水中大肠杆菌的标准试验方法
【标准号】:ASTMD5392-1993(2006)
【标准状态】:现行
【国别】:
【发布日期】:1993
【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】:D19.24
【标准类型】:(TestMethod)
【标准水平】:()
【中文主题词】:荒废试验;水中疗养;薄膜过滤方法;水边;两步;水中大肠杆菌;排泄污染;试验;大肠杆菌;绝缘;水质试验;淡水;琼脂;处理;计算
【英文主题词】:ambientwaters;Escherichiacoli;fecalpollution;mTECagar;recreationalwaters;two-stepmembranefiltermethod;wastewaters
【摘要】:Thistestmethodisusefulformeasuringrecreationalwaterqualityandchlorinatedwastewaters,althoughitcanbeusedforanywatersuspectedofcontaminationbyfecalwastesofwarm-bloodedanimals.ThesignificanceoffindingE.coliinrecreationalwatersamples,especiallysamplesobtainedfromfreshrecreationalwaters,isthatthereisariskofgastrointestinalillness,directlyrelatedtotheE.colidensity,associatedwithswimming.4SincesmallorlargevolumesofwaterordilutionsthereofcanbeanalyzedbytheMFtechnique,awiderrangeoflevelsofE.coliinwatercanbedetectedandenumeratedthanwithothermethods.1.1Thistestmethoddescribesamembranefilter(MF)procedureforthedetectionandenumerationofEscherichiacoli,abacteriumfoundexclusivelyinthefecesofhumansandotherwarm-bloodedanimals.Thepresenceofthesemicroorganismsinwaterisanindicationoffecalpollutionandthepossiblepresenceofentericpathogens.Thesebacteriaarefoundinwaterandwastewaterinawiderangeofdensities.Thedetectionlimitofthisprocedureisonecolonyformingunit(CFU)pervolumefiltered.1.2Thistestmethodhasbeenusedsuccessfullywithtemperatefreshandmarineambientwaters,andwastewaters.Itistheuser''sresponsibilitytoensurethevalidityofthistestmethodforwatersofothertypes.Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.Forspecifichazardstatements,seeSection9.
【中国标准分类号】:C51;Z16
【国际标准分类号】:07_100_20
【页数】:5P.;A4
【正文语种】:


【英文标准名称】:Railwaytransportequipment.Numberplatebracket.
【原文标准名称】:铁路运输设备.号码牌支架
【标准号】:NFF31-013-1978
【标准状态】:现行
【国别】:法国
【发布日期】:1978-04-01
【实施或试行日期】:1978-04-15
【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】:铁道车辆;名牌;质量(物质);编号;支座;数字标志;作标记;尺寸公差;铁路车辆;铁路设备
【英文主题词】:
【摘要】:
【中国标准分类号】:S51
【国际标准分类号】:45_060_20
【页数】:2P;A4
【正文语种】:其他