【英文标准名称】:Textiles-Testmethodforassessingtheappearanceofcreasesinfabricsaftercleansing
【原文标准名称】:纺织品.织物清洗后褶裥外观评定的试验方法
【标准号】:ISO7769-2009
【标准状态】:现行
【国别】:国际
【发布日期】:2009-05
【实施或试行日期】:
【发布单位】:国际标准化组织(IX-ISO)
【起草单位】:ISO/TC38
【标准类型】:()
【标准水平】:()
【中文主题词】:外观;褶裥保持性;褶裥;折皱试验;湿强度试验(纸);干燥;织物试验;织物;家用亚麻织物;试验;纺织材料;清洗;家用洗衣机;洗涤试验
【英文主题词】:Appearance;Creaseretention;Creasing;Creasingtests;Drainabilitytests;Drying;Fabrictesting;Fabrics;Householdlinen;Testing;Textiles;Washing;Washingmachines;Washingtests
【摘要】:
【中国标准分类号】:W55
【国际标准分类号】:59_080_30
【页数】:13P;A4
【正文语种】:英语


【英文标准名称】:StandardPracticeforLife-CycleCostAnalysisofCorrugatedMetalPipeUsedforCulverts,StormSewers,andOtherBuriedConduits
【原文标准名称】:涵洞、雨水管道和其它地下管道用波纹形金属管寿命周期成本分析的标准实施规范
【标准号】:ASTMA930-2009
【标准状态】:现行
【国别】:美国
【发布日期】:2009
【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】:A05.17
【标准类型】:(Practice)
【标准水平】:()
【中文主题词】:成本分析
【英文主题词】:costanalysis;discountrate;drainagesystems;engineeringeconomics;leastcost;life-cyclecost;materialservicelife;presentvalueanalysis;projectdesignlife;Corrugatedsteelsewer/drainpipe;Costanalysis(ofbuildingconstructions);D
【摘要】:LCCanalysisisaneconomicmethodforevaluatingalternativesthatarecharacterizedbydifferingcashflowsoverthedesignatedprojectdesignlife.ThemethodentailscalculatingtheLCCofeachalternatecapableofsatisfyingthefunctionalrequirementoftheprojectandcomparingthemtodeterminewhichhas(have)thelowestestimatedLCCovertheprojectdesignlife.TheLCCmethodisparticularlysuitablefordeterminingwhetherthehigherinitialcostofanalternativeiseconomicallyjustifiedbyreductionsinfuturecosts(forexample,operatingmaintenance,rehabilitation,orreplacement)whencomparedtoanalternativewithlowerinitialcostsbuthigherfuturecosts.Ifadesignalternativehasbothalowerinitialcostandlowerfuturecoststhanotheralternatives,anLCCanalysisisnotnecessarytoshowthattheformeristheeconomicallypreferablechoice.1.1Thispracticecoversaprocedureforusinglife-cyclecost(LCC)analysistechniquestoevaluatealternativedrainagesystemdesignsusingcorrugatedmetalpipethatsatisfiesthesamefunctionalrequirements.1.2TheLCCtechniquemeasuresthepresentvalueofallrelevantcostsofinstalling,operating,andmaintainingalternativedrainagesystems,suchasengineering,construction,maintenance,rehabilitation,orreplacement,overaspecifiedperiodoftime.Thepracticealsoaccommodatesanyremainingresidualorsalvagevalue.1.3UsingtheresultsoftheLCCanalysis,thedecisionmakercanthenidentifythealternative(s)withthelowestestimatedtotalcostbasedonthepresentvalueofallcosts.1.4Thisstandarddoesnotpurporttoaddressallofthesafetyconcerns,ifany,associatedwithitsuse.Itistheresponsibilityoftheuserofthisstandardtoestablishappropriatesafetyandhealthpracticesanddeterminetheapplicabilityofregulatorylimitationspriortouse.
【中国标准分类号】:Q81
【国际标准分类号】:23_040_01
【页数】:5P.;A4
【正文语种】:英语