SJ 907-74 LG1和LG2型固定电感器
作者:标准资料网 时间:2024-05-15 13:23:04 浏览:9859
来源:标准资料网
基本信息
标准名称: | LG1和LG2型固定电感器 |
英文名称: | Fixed inductors,Type LG1 and LG2 |
中标分类: |
仪器、仪表 >>
仪器、仪表综合 >>
技术管理 |
发布日期: | 1975-10-01 |
实施日期: | 1975-10-01 |
首发日期: | 1900-01-01 |
作废日期: | 1900-01-01 |
出版日期: | 1900-01-01 |
页数: | 15页 |
适用范围
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前言
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目录
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引用标准
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所属分类: 仪器 仪表 仪器 仪表综合 技术管理
【英文标准名称】:StandardSpecificationforBiodegradablePlasticsUsedasCoatingsonPaperandOtherCompostableSubstrates
【原文标准名称】:用作纸张和其他可合成基底覆层的生物可降解塑料的标准规范
【标准号】:ASTMD6868-2003
【标准状态】:现行
【国别】:
【发布日期】:2003
【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】:D20.96
【标准类型】:(Specification)
【标准水平】:()
【中文主题词】:
【英文主题词】:biodegradable;compostablepackaging;compostableplastic;composting;degradableplastics;labeling
【摘要】:1.1Thisspecificationcoversbiodegradableplasticsandproducts(includingpackaging),whereplasticfilmorsheetisattached(eitherthroughlaminationorextrusiondirectlyontothepaper)tosubstratesandtheentireproductorpackageisdesignedtobecompostedinmunicipalandindustrialaerobiccompostingfacilities.1.2Thisspecificationisintendedtoestablishtherequirementsforlabelingofmaterialsandproducts,includingpackaging,usingcoatingsofbiodegradableplastics,as"compostableinmunicipalandindustrialcompostingfacilities."1.3Thepropertiesinthisspecificationarethoserequiredtodetermineifproducts(includingpackaging)usingplasticfilmsorsheetswillcompostsatisfactorily,includingbiodegradingataratecomparabletoknowncompostablematerials.Further,thepropertiesinthespecificationarerequiredtoassurethatthedegradationofthesematerialswillnotdiminishthevalueorutilityofthecompostresultingfromthecompostingprocess.1.4Thisstandarddoesnotdescribecontentsortheirperformancewithregardtocompostabilityorbiodegradability.1.5Thefollowingsafetyhazardscaveatpertainstothetestmethodsportionofthisstandard:Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatehealthandsafetypracticesandtodeterminetheapplicabilityofregulatorylimitationspriortouse.Note18212;NoequivalentISOspecificationsexistforthisstandard.
【中国标准分类号】:G31
【国际标准分类号】:13_030_99
【页数】:3P.;A4
【正文语种】:
【英文标准名称】:Plastics-Determinationofthetransientextensionalviscosityofpolymermelts
【原文标准名称】:塑料.聚合物熔体瞬态拉伸粘度的测定
【标准号】:ISO20965-2005
【标准状态】:现行
【国别】:国际
【发布日期】:2005-02
【实施或试行日期】:
【发布单位】:国际标准化组织(ISO)
【起草单位】:ISO/TC61
【标准类型】:()
【标准水平】:()
【中文主题词】:聚合物熔体;定义;试验;粘度;高聚物;塑料;粘度测量;测量技术;粘度值
【英文主题词】:Definition;Definitions;Measuringtechniques;Plastics;Polymermelt;Polymers;Testing;Viscosity;Viscositymeasurement;Viscositynumbers
【摘要】:ThisInternationalStandardspecifiesthegeneralprinciplesofamethodfordeterminingthetransientextensionalviscosityofpolymermelts.Theproceduredetailsthemeasurementofpolymermeltspecimensstretcheduniaxiallyunderconditionsofconstantstrainrateandconstanttemperature.ThemethodiscapableofmeasuringthetransientextensionalviscosityofpolymermeltsatHenckystrainratestypicallyintherange0,01sto1s,atHenckystrainsuptoapproximately4andattemperaturesuptoapproximately250℃(seeNotes1and2).Itissuitableformeasuringtransientextensionalviscosityvaluestypicallyintherangefromapproximately10Pasto10Pa·s(seeNote3).NOTE1Henckystrainsandstrainratesareused(seeClause3).NOTE2Valuesofstrain,strainrateandtemperatureoutsidetheselimitingvaluesmaybeattained.NOTE3Theoperatinglimitofaninstrument,intermsofthelowesttransientextensionalviscosityvaluesthatcanbemeasured,isduetoacombinationoffactors,includingtheabilityofthespecimentomaintainitsshapeduringtestingandtheresolutionoftheinstrument.AlistofdocumentsrelatedtothisInternationalStandardisgivenintheBibliography.
【中国标准分类号】:G31
【国际标准分类号】:83_080_01
【页数】:18P;A4
【正文语种】:英语