JIS S2135-1991 煤气装置的快速方便联接装置
作者:标准资料网 时间:2024-05-23 05:24:07 浏览:9064
来源:标准资料网
【英文标准名称】:Quickcouplingunitforgasappliances
【原文标准名称】:煤气装置的快速方便联接装置
【标准号】:JISS2135-1991
【标准状态】:现行
【国别】:日本
【发布日期】:1991-02-01
【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】:TechnicalCommitteeonConsumerLifeProducts
【标准类型】:()
【标准水平】:()
【中文主题词】:燃气供应;城市煤气;软管接头;液化石油气;可拆接头;连接;柔性管
【英文主题词】:towngas;liquefiedpetroleumgas;gassupply;detachableunions;joints;flexiblepipes;hoseconnectors
【摘要】:この規格は,ガス圧3.23kPa以下の都市ガス又は液化石油ガス(以下,ガスという。)を使用するガス機器とガス栓を屋内で9.5mmのゴム管又は9.5mm以下の強化ガスホースを用いて接続する一般家庭用の迅速継手(以下,継手という。)について規定する。
【中国标准分类号】:Q82
【国际标准分类号】:27_060_20
【页数】:22P;A4
【正文语种】:日语
【英文标准名称】:Informationanddocumentation-Georgianalphabetcodedcharactersetforbibliographicinformationinterchange
【原文标准名称】:信息和文件管理.文献信息交换用乔治亚字母代码字符集
【标准号】:BSISO10586-1997
【标准状态】:现行
【国别】:英国
【发布日期】:1997-10-15
【实施或试行日期】:1997-10-15
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:代码;数据处理;信息交流;数据表示;图书馆学与情报学;代码字符集;代码表示;字符集;格鲁吉亚;字母表;图形显示字符;字符表示
【英文主题词】:Alphabets;Bibliographicreferences;Charactersets;Documentations;Georgian;Information;Informationinterchange;Languages;Terminology
【摘要】:Specifiesasetof42graphiccharactersinthemodernGeorgianscript.Consistsofacodetableandalegendwithexplanatorynotescontainingeachgraphic,itsuseanditsname.Thecharactersetisprimarilyintendedfortheinterchangeofinformationamongdataprocessingsystemsandwithinmessagetransmissionsystems.
【中国标准分类号】:L71;A14
【国际标准分类号】:35_040
【页数】:12P;A4
【正文语种】:英语
【英文标准名称】:StandardGuideforConductingStaticToxicityTestswithMicroalgae
【原文标准名称】:用微型海藻做静态毒性试验的标准指南
【标准号】:ASTME1218-2004e1
【标准状态】:现行
【国别】:
【发布日期】:2004
【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】:E47.01
【标准类型】:(Guide)
【标准水平】:()
【中文主题词】:导则;微生物学;水;毒性
【英文主题词】:algae;algal-toxicitytesting;aquaticplants;aquatictoxicitytesting;microalgae
【摘要】:Testswithalgaeprovideinformationonthetoxicityoftestmaterialstoanimportantcomponentoftheaquaticbiotaandmightindicatewhetheradditionaltesting(1)4isdesirable.Algaeareubiquitousinaquaticecosystems,wheretheyincorporatesolarenergyintobiomass,produceoxygen,functioninnutrientcyclingandserveasfoodforanimals.Becauseoftheirecologicalimportance,sensitivitytomanytoxicants,readyavailability,easeofculture,andfastgrowthrates(renderingitpossibletoconductamulti-generationtestinashortperiodoftime),algaeareoftenusedintoxicitytesting.Resultsofalgaltoxicitytestsmightbeusedtocomparethesensitivitiesofdifferentspeciesofalgaeandthetoxicitiesofdifferentmaterialstoalgaeandtostudytheeffectsofvariousenvironmentalfactorsonresultsofsuchtests.Resultsofalgaltoxicitytestsmightbeanimportantconsiderationwhenassessingthehazardsofmaterialstoaquaticorganisms(SeeGuideE1023)orderivingwaterqualitycriteriaforaquaticorganisms(2).Resultsofalgaltoxicitytestsmightbeusefulforstudyingbiologicalavailabilityof,andstructure-activityrelationshipsbetween,testmaterials.Resultsofalgaltoxicitytestswilldependonthetemperature,compositionofthegrowthmedium,andotherfactors.Thesetestsareconductedinsolutionsthatcontainconcentrationsofsalts,minerals,andnutrientsthatgreatlyexceedthoseinmostsurfacewaters.Theseconditionsmayover-orunder-estimatetheeffectsofthetestmaterialifdischargedtosurfacewaters.1.1Thisguidecoversproceduresforobtaininglaboratorydataconcerningtheadverseeffectsofatestmaterialaddedtogrowthmediumongrowthofcertainspeciesoffreshwaterandsaltwatermicroalgaeduringastaticexposure.Theseprocedureswillprobablybeusefulforconductingshort-termtoxicitytestswithotherspeciesofalgae,althoughmodificationsmightbenecessary.Althoughthetestdurationiscomparabletoanacutetoxicitytestwithaquaticanimals,analgaltoxicitytestofshortduration(72,96or120h)allowsforexaminationofeffectsuponmultiplegenerationsofanalgalpopulationandthusshouldnotbeviewedasanacutetoxicitytest.1.2Othermodificationsoftheseproceduresmightbejustifiedbyspecialneedsorcircumstances.Althoughusingappropriateproceduresismoreimportantthanfollowingprescribedprocedures,resultsoftestsconductedusingunusualproceduresarenotlikelytobecomparabletoresultsofmanyothertests.Comparisonofresultsobtainedusingmodifiedandunmodifiedversionsoftheseproceduresmightprovideusefulinformationconcerningnewconceptsandproceduresforconductingtoxicitytestswithmicroalgae.1.3Theseproceduresareapplicabletomanychemicals,eitherindividuallyorinformulations,commercialproducts,orknownmixtures.Withappropriatemodifications,theseprocedurescanbeusedtoconducttestsontemperature,andpHandonsuchmaterialsasaqueouseffluents(seealsoGuideE1192),leachates,oils,particulatematter,sediments,andsurfacewaters.Statictestsmightnotbeapplicabletomaterialsthatarehighlyvolatile,arerapidlybiologicallyorchemicallytransformedinaqueoussolutions,orareremovedfromtestsolutionsinsubstantialquantitiesbythetestvesselsororganismsduringthetest.However,practicalflow-throughtestprocedureswithmicroalgaehavenotbeendeveloped.1.4Resultsoftestsusingmicroalgaeshouldusuallybereportedintermsofthe96-h(orothertimeperiod)IC50(see)basedonreductioningrowth.Insomesituations,itmightonlybenecessarytodeterminewhetheraspecificconc......
【中国标准分类号】:Z16
【国际标准分类号】:07_100_20
【页数】:14P.;A4
【正文语种】:
