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1LessenTwo－CurtainWallMaterialⅠIntroduction:(技术简介)Normallythematerialofcurtainwallcanbedividedinto①twoparts:Mainmaterialandassistantmaterial.Mainmaterialconsistsof②thefollowingparts:glass,metalpanelandstone,furthermore,metalpanelincludesaluminumcompositepanel,aluminumsinglepanel,aluminumhoneycombpanel,stainlesssteel,titaniumalloypanel,stainlesssteelcompositepanelandsteelpanel.Assistantmaterialincludes:gasket,sealingsealant,mineralwool,foambarandothers.ⅡConversation(会话)O---Owner,C---ContractorO:Howtotreatthealuminumalloysurfaceagainstcorrosion,please?C:Wehavefourwaystotreatthemintotal.1.anodizing2.electrophoresispainting3.powderpainting4.PVDFpaintingO:Whatisthedifferenceamongthesefourmethods?C:Thatisagoodquestion.Generallyanodizingsuitsfor③aluminumextrusionandcomparingwith④others,thecostofanodizingisthelowestone.Forelectrophoresispainting,actuallywedon’tusethismethodveryoften.PowderpaintingandPVDFpaintingarenormallyusedonouterdecorationpanelandthecolorcanbeofmanychoices.ButtheeffectofPVDFcoatingisbetterthanthatofpowdercoating,whichalsomeansthecostofPVDFpaintingishigher.2O:Whataboutsteel,doyouhavetomakeanytreatmentonthesteelsurface?C:Yes,indeed.Therearethreewaystotreatthesteelsurface:1.galvanizing2.inorganiczincpainting3.PVDFpaintingO:Wehadtalkedaboutaluminumandsteel,asIknow,nowpeopleliketousestoneascurtainwallmaterial，dotheyhavetomakeanysurfacetreatment?C:Yes,peopleusegraniteandmarbleforcurtainwall,butthereisnospecialtreatmentonthestonesurface.Whatwehavetodoisthecompatibilitytest.O:Whatiscompatibilitytest?C:Compatibilitytestisakindoftesttomakesuretwodifferentsealingmaterialsorsealingmaterialintouchwithothermaterialwithoutcreatinganyharmfulphysicalandchemicalreaction.O:Whyweneedtodothecompatibilitytest?C:Becausesometimestwodifferentmaterials,forexample,sealantandmetallicpanel,whentheytoucheachother,chemicalreactionisthencreatedandtheperformanceandfunctionofcurtainwallwillbeaffected.Inorderto⑤avoidsuchthings,wehavetodothistestbefore.O:Asyoumentioned,itisthecompatibleproblembetweenmetalandnon-metalmaterial,thenhowtosolvetheproblembetweentwodifferentkindsofmetalmaterials?C:OK,whentwodifferentkindsofmetalorelectricconductortoucheachother,itcauseselectrodecorrosionwhichiscalledbimetalliccorrosion.Toavoidthis,weputnylonwasherbetweenthemetalandforallthefastenersweuse3arestainlesssteel.O:Mostofthequestionsaboveareaboutmetal,nowIwanttoknowsomethingaboutglass.Comparedwithsingleglass,whatarethevirtuesofinsulatingglassunit?C:Certainly!ThemostobviousvirtuesisthattheheatandsoundinsulationofIGUisbetterthanthatofsingleglass,butitcostsmore.O:Iheartsomethingnamedlow-Eglass,whatisthecharacteristicofthat?C:Itcanstoptheheatofsunlight,meanwhileallowallthevisiblelight,whichmeansenergy-saving.O:Soundsverynice.Recently,foilstructureisgettingmoreandmorepopular,couldyoupleasegiveussomebriefinformation?C:Yes,therearemostlytwokindsoffoilforconstructionsofar⑥.OneisETFE,whichissuitableforinflatedstructure.Asitistransparent,weuseitforfaçadeandroof.Thefoilofthe“WaterCube”isjustETFE.TheotherisPTFE,whichisopaqueandsuitablefortensionstructure.O:Igotit!Thankyouforyourexplanation!C:Mypleasure!Don’thesitateto⑦getintouchwith⑧meanytime!ⅢTerminology(专业术语)1.metalpanel:金属板2.aluminumcompositepanel:铝复合板3.aluminumsinglepanel:铝单板4.aluminumhoneycombpanel:铝蜂窝板5.titaniumalloypanel:钛合金金板6.stainlesssteelcompositepanel:不锈钢复合板7.gasket:胶条8.mineralwool:岩棉9.foambar:泡沫棒410.anodizing:阳极氧化11.electrophoresispainting:电泳喷涂12.PVDFpainting:氟碳喷涂13.aluminumextrusion:铝型材14.galvanizing:热浸镀锌15.inorganic:无机16.granite:花岗岩17.marble:大理石18.chemicalreaction:化学反应19.compatibility:相容性20.electricconductor:电子导体21.electrodecorrosion:电极腐蚀22.bimetalliccorrosion:双金属腐蚀23.nylonwasher:尼龙垫24.fastener:紧固件25.insulatingglassunit(IGU):中空玻璃26.Low-Eglass:Low-E玻璃27.transparent:透明的28.opaque:不透明的ⅣPhrasesandExpression(短语及习惯用语)1.divideinto:把……分为2.consistof:由……组成3.suitfor:适合……4.comparewith:与……相比5.inorderto:为了……6.sofar:目前7.hesitateto:犹豫做……8.getintouchwith:与……保持联系5ⅤTranslation（汉语译文）技术简介目前幕墙所选的材料可分为两大类：主材与副材。主材包括：玻璃，金属铝板和石材。其中金属板又分为：铝复合板、铝单板、铝蜂窝板、不锈钢板、钛金板、不锈钢复合板、钢板。副材包括：胶条、密封胶、岩棉、泡沫棒及其它辅助材料。会话业主：请问如何对铝合金表面进行防腐处理？承包商：我们一共有四种处理方式。1.阳极氧化2.电泳喷漆3.粉沫喷涂4.氟碳喷涂业主：这四种方法有什么不同？承包商：这个问题提的好。大致上阳极氧化适用于铝型材，而且和其他方法相比，它的成本最低。关于电泳喷漆，实际上并不常用。粉沫喷涂和氟碳喷涂通常情况用在外装饰面板并且可供选择的颜色广泛。但是氟碳喷涂的效果要比粉沫喷涂要好，这也意味着氟碳喷涂的成本要更高一些。业主：那如果是钢材呢，你们要不要对钢材表面做任何防腐处理？承包商：是的，确实。有三种方法来处理钢表面：1.热浸镀锌2.无机富锌涂料3.常温氟碳喷涂6业主：我们已经谈论了关于铝材和钢材的方面。据我所知，现如今人们喜欢用石材作为幕墙材料，要不要对它们进行任何表面处理呢？承包商：是的，人们用花岗岩和大理石作为幕墙的面材，但是不会对石材表面进行任何特殊处理。我们只需要做相容性测试。业主：什么是相容性测试？承包商：相容性测试是一种确保两种不同密封材料之间或密封材料与其它材料相互接触不产生有害的物理化学反应的测试。业主：我们为什么要做相容性实验？承包商：因为有些时候两种不同的材料，例如：密封胶与金属板之间，当它们相互接触时，会产生化学反应从而影响幕墙的性能及功能。所以为避免此类情况的发生，在使用之前必须进行测试。业主：说过了金属与非金属之间相容性的问题，那么如何解决两种不同金属之间的问题？承包商：当两种不同金属或电子导体相互接触时，会产生电极腐蚀，我们叫做双金属腐蚀。我们会在不同金属之间放置尼龙垫，并且使用不锈钢紧固件来避免发生双金属腐蚀。业主：上面所谈到大多数问题都是关于金属的，现在我想问一些关于玻璃的问题，与单层玻璃相比，中空玻璃有什么优势？承包商：当然！最明显的优势就在于，中空玻璃的隔音及隔热效果比单层玻璃的好，但成本较高。业主：我听说有一种Low-E镀膜玻璃的，它有什么特点？承包商：Low-E玻璃的特点就是能够阻挡阳光中的热量，同时允许可见光进入，达到节能的目的。7业主：听起来很不错！近来，膜结构变得越来越流行，能简单给我们介绍一下吗？承包商：好的，目前在建筑上多采用两种膜结构：一种是ETFE（乙烯四氟乙烯），适合做成充气膜，因其具有透明性，因此可用作立