BS EN 60335-2-39-1996 家用和类似电器的安全.特殊要求.商业用电子多用途烹调锅
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【英文标准名称】:Specificationforsafetyofhouseholdandsimilarelectricalappliances.Particularrequirements.Commercialelectricmulti-purposecookingpans
【原文标准名称】:家用和类似电器的安全.特殊要求.商业用电子多用途烹调锅
【标准号】:BSEN60335-2-39-1996
【标准状态】:作废
【国别】:英国
【发布日期】:1996-04-15
【实施或试行日期】:1996-04-15
【发布单位】:英国标准学会(BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:Y63
【国际标准分类号】:97_040_20
【页数】:28P;A4
【正文语种】:英语
【英文标准名称】:StandardPracticeforSamplingPhytoplanktonwithaClarke-BumpusPlanktonSampler
【原文标准名称】:用克拉克-邦普斯浮游生物采样器采集可繁殖海洋浮游生物
【标准号】:ASTMD4134-1982(2004)
【标准状态】:现行
【国别】:
【发布日期】:1982
【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】:(Practice)
【标准水平】:()
【中文主题词】:工艺;资源回收;浮游生物;水质;污染控制;抽样方法
【英文主题词】:
【摘要】:TheadvantagesoftheClarke-Bumpusplanktonsamplerareasfollows:4.1.1Itwillsampleadiscretedepthormultipledepths,dependinguponthesamplingdesign.4.1.2Itisaslowtomediumspeedsamplerrequiringatowingspeedof3to5knots.4.1.3Thesamplesizecanbeeasilycontrolled.4.1.4Thesamplerislight-weightandcanbeusedwithoutauxiliaryequipment.4.1.5Ithasarelativelyhighfiltrationefficiencyfactorof0.88.4.1.6Itisaversatilesamplerandcanbeusedinallbuttheshallowestwaters.4.1.7Theflowmeterrecordstheamountofwaterthatpassesintothenet.4.1.8Overspillofwateratthemouthofthenetduetoexcessspeedoftowingisofminimalconsequence.ThedisadvantagesoftheClarke-Bumpusplanktonsamplerareasfollows:4.2.1Theflowmeterrequiresfrequentmaintenanceincludingcalibrationandlubrication.4.2.2Itisnotsuitableforuseinverysmallareasorshallowwaters.4.2.3Becauseoftheuseofanetasafiltrationmaterial,thesampleissemiquantitative.ThereareseveralspecialconsiderationsthatshallbeobservedwhenusingaClarke-Bumpussampler.Theyareasfollows:4.3.1Theflowmetershouldbecalibratedandservicedfrequentlytoensureefficientandaccurateoperation.4.3.2Thesamplerisrelativelyfragile,particularlytheclosingdeviceandflowmeter.Thisnecessitatescarefuldeploymentandrecoveryprocedures.4.3.3Followingeachcollection,thenetmustbethoroughlywashed.4.3.4Specialattentionmustbegiventothestrengthofthecableanditsattachmenttoavoidlossofthesampler.4.3.5Thesamplershouldnotbeusedinbedsofmacrophytes,inwaterscontainingsubmergedobjects,orclosetothebottom.4.3.6Thenetshouldbeinspectedfrequentlyforpin-sizeholes,tears,netdeterioration,andotheranomalies.4.3.7Followinguse,thewetnetshouldbesuspendedfulllengthinairandinsubduedlightandallowedtodry.1.1ThispracticecoverstheproceduresforobtainingsemiquantitativesamplesofaphytoplanktoncommunitybyuseofaClarke-Bumpusplanktonsampler.1.2Thisstandarddoesnotpurporttoaddressallofthesafetyproblems,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Z04
【国际标准分类号】:
【页数】:2P.;A4
【正文语种】:
【英文标准名称】:Geographicinformation-Spatialreferencingbygeographicidentifiers(ISO19112:2003);EnglishversionENISO19112:2005
【原文标准名称】:地理信息.通过地理标识符的空间定位
【标准号】:ENISO19112-2005
【标准状态】:现行
【国别】:
【发布日期】:2005-05
【实施或试行日期】:
【发布单位】:欧洲标准学会(EN)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:地理的;模型;参考系统;大地测量学;信息处理;地理信息;三维的;坐标系(地理);位置;识别;基准点;基准量;地理学;几何;信息;建筑;数学图表;统一模拟语言;定义
【英文主题词】:Construction;Coordinates(geography);Definition;Definitions;Geodesy;Geographicinformation;Geographical;Geography;Geometry;Identification;Information;Informationprocessing;Models;Position;Referencepoint;Referencequantity;Referencesystems;Schemes;Three-dimensional;UnifiedModelingLanguage
【摘要】:
【中国标准分类号】:A44
【国际标准分类号】:35_240_70
【页数】:27P.;A4
【正文语种】:英语
