BS ISO 10390-2005 土质.pH值测定
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来源:标准资料网
【英文标准名称】:Soilquality-DeterminationofpH
【原文标准名称】:土质.pH值测定
【标准号】:BSISO10390-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-03-22
【实施或试行日期】:2005-03-22
【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】:分析;悬浮液;酸度;含量测定;pH值测定;酸含量;氯化钙;pH值;土壤分析;质量;氯化钾;水;测定;土壤普查;土壤;溶液;水力(利)工程;化学性质;含量;土壤组分;土壤采样;试验
【英文主题词】:
【摘要】:ThisInternationalStandardspecifiesaninstrumentalmethodfortheroutinedeterminationofpHusingaglasselectrodeina1:5(volumefraction)suspensionofsoilinwater(pHinH2O),in1mol/lpotassiumchloridesolution(pHinKCI)orin0,01mol/lcalciumchloridesolution(pHinCaCl2).ThisInternationalStandardisapplicabletoalltypesofair-driedsoilsamples,forexamplepretreatedinaccordancewithISO11464.
【中国标准分类号】:Z18
【国际标准分类号】:13_080_10
【页数】:14P;A4
【正文语种】:英语
【英文标准名称】:Electricalresistancetraceheatingsystemsforindustrialandcommercialapplications.Part1:Generalandtestingrequirements
【原文标准名称】:工业和商业用电阻式伴热器.测试要求和总则
【标准号】:BSEN62395-1-2006
【标准状态】:现行
【国别】:英国
【发布日期】:2006-10-31
【实施或试行日期】:2006-10-31
【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】:补偿加热;交付使用;定义;电热;电气工程;电气安全性;电加热装置;加热条;工业的;工业设施;装置;维修;作标记;操作;保护措施;合格试验;电阻加热;安全性;安全性规则;安全性要求;规范(验收);测试;测试要求;伴热器;贸易
【英文主题词】:Additionalheating;Commissioning;Definition;Electricheating;Electricalengineering;Electricalsafety;Electroheatinginstallations;Firebars;Industrial;Industrialfacilities;Installations;Maintenance;Marking;Operation;Protectivemeasures;Qualificationtests;Resistanceheating;Safety;Safetyregulations;Safetyrequirements;Specification(approval);Testing;Testingrequirements;Traceheatingsystems;Trade
【摘要】:ThispartofIEC62395specifiesrequirementsforelectricalresistancetraceheatingsystemsandincludesgeneraltestrequirements.Thisstandardpertainstotraceheatingsystemsthatmaycompriseeitherfactory-fabricatedorfield-assembled(work-site)units,andwhichmaybeseriesheatercables,parallelheatercables,heaterpadsorheaterpanelsthathavebeenassembledand/orterminatedinaccordancewiththemanufacturer’sinstructionsforconnectiontovoltagesuppliesuptoandincluding450-750V.Thisstandardalsoincludesrequirementsforterminationassembliesandcontrolmethodsusedwithtraceheatingsystems.Thisstandarddoesnotincludeorprovideforanyapplicationsinpotentiallyexplosiveatmospheres.Thisstandarddoesnotcoverinduction,impedanceorskineffectheating.Traceheatingsystemscanbegroupedintodifferenttypesofapplicationsandthedifferentconditionsfoundduringandafterinstallationnecessitatedifferentrequirementsfortesting.Traceheatingsystemsareusuallycertifiedforaspecifictypeofinstallationorapplication.Typicalapplicationsforthedifferenttypesofinstallationinclude,butarenotlimitedto:a)installationsoftraceheatingforsurfaceheatingonpipes,vesselsandassociatedequipment–applicationsinclude:–freezeprotectionandtemperaturemaintenance;–hotwaterlines;–oilandchemicallines;–sprinklersystemmainsandsupplypiping;b)outdoorexposedareainstallationsoftraceheating–applicationsinclude:–roofde-icing;–gutteranddown-spoutde-icing;–catchbasinsanddrains;–railheating2;c)installationwithembeddedtraceheating–applicationsinclude:–snowmelting;–frostheaveprotection;–floorwarming;–energystoragesystems;–doorframes;d)installationswithtraceheatinginsideconduitorpiping–applicationsinclude:–snowmelting–inconduit;–frostheaveprotection–inconduit;–floorwarming–inconduit;–energystoragesystems–inconduit;–internaltraceheatingforfreezeprotectionofpotablewaterlines;–encloseddrainsandculverts.
【中国标准分类号】:K61
【国际标准分类号】:25_180_10
【页数】:34P.;A4
【正文语种】:英语
【英文标准名称】:Spaceprojectmanagement-Generalrequirements-Projectphasingandplanning
【原文标准名称】:航天项目管理.一般要求.项目阶段划分和计划
【标准号】:BSEN13290-4-2001
【标准状态】:现行
【国别】:英国
【发布日期】:2001-07-15
【实施或试行日期】:2001-08-15
【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】:生产计划;项目管理;航天技术;管理;计划;航天运输;管理技术;消费者与供货者的关系
【英文主题词】:
【摘要】:ThepresentStandard,"Projectphasingandplanning",isapart4ofEN13290spaceprojectmanagement-Generalrequirements.Itspurposeistodefinetheprinciplesandrequirementstobeobservedduringthemanagementoftheprojectphasingandplanning.Eachrequirementanditspurposeisdescribedtogetherwiththeexpectedoutput.Therequirementsspecifiedhereinapplytoandaffectthecustomerandsupplieratalllevels,whenthecapabilitytodesignandsupplyconformingproductneedstobedemonstrated.ThisprojectphasingandplanningStandardcoversallthephasesoftheproject.Whenviewedfromtheperspectiveofaspecificprojectcontext,therequirementsdefinedinthisstandardshouldbetailoredtomatchthegenuinerequirementsofaparticularprofileandcircumstancesofaproject.NOTETailoringisaprocessbywhichindividualrequirementsofspecifications,standardsandrelateddocumentsareevaluatedandmadeapplicabletoaspecificprojectbyselection,andinsomeexceptionalcases,modificationofexistingoradditionofnewrequirements.
【中国标准分类号】:V04
【国际标准分类号】:49_140
【页数】:34P;A4
【正文语种】:英语
