资源描述：
《沙发的专业知识-家具制造（professional knowledge of sofa furniture manufacturing）》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、沙发的专业知识-家具制造（Professionalknowledgeofsofafurnituremanufacturing）Sofaprofessionalknowledge-furnituremanufacturing.Txt54letyesterdaybecomethewater,letthepastflywiththewind,today'sCupdonotholdtheremnantsofyesterday'smark;onlycherishthepresent,canharvesttomorrow.ProfessionalknowledgeofsofaC
2、lassificationofsofa:1????lowbacksofa??Belongtotheleisuretypeportablechair,itisinasupportingpointtosupportthewaistoftheuser,thesofabackrestheightislow,generallyfromtheseatof370mm,asmallangle,notonlyconducivetorest,butalsothewholeperipherysizematchednarrowsofa.Thesofaiseasytomoveandsmall
3、insize.2????ordinarysofaIsthemostcommonhouseholdgoodsatpresent,mostofthesalesinthemarketforthissofa.Thefeatureisthat2supportingpointsareusedtosupportthewaistandthoracicvertebraeoftheuserandproducecurvedsurfaceswhichfitwitheachpartofthebody.Theanglebetweentheseatandtheseatofthesofaisver
4、yimportant.Theexcessiveangleortoosmallanglewillcausetheuser'sabdominalmuscletensionandfatigue.Thesofaseatbodywidthshouldnotbetoolong,usuallywithin540mm,sothattheuser'slegadjustedposture,morecomfortable,andcanpreventthewaistvoid,nottobackache.3??????highbacksofaAviationtypechair,teachin
5、gisreflectedintheleisureclassinHomeFurnishingsoftware,ithas3advantages,makethewaist,shoulder,backandonthesurface,the3supportingpointsconstitutealineinspace,thusmakingthesofaofhightechnology,productionhasacertaindegreeofdifficultyweshouldconsiderthe3supportpointsofthestructureisreasonab
6、le,canonlytrytosittojudge.Two:composition1????structure?Aframe:theouterframeisallthroughwoodorotherhardwarearchitecturesupportingsofa,sofaisveryintuitiveexpressionoftheexternalstructure.Binnerframe:theinnerframehidesthesofaentitythroughtheouterpackage,anddirectlyexpressestheexternallea
7、ther,clothandotherdecorativematerials.2.??SofamaterialknowledgeandmaintenanceA(1)leatherknowledge:leatherhasbeenusedforabout300years,originallyhandmadetodevelopintomechanicalprocessing.Italyisthecapitalofleather,mainlyfromSouthAmerica,Europe,Brazil,Argentina,Thailand,Chinaandotherpla
