5、,环境污染,蓄电池, III 计说明书(论文) ABSTRACT Energycrisisandpollutionoftheenvironmentare21thcenturiestheinternationalcommunityfacesoftwogreatesthardnuttocrack.Foralleviatetocombineendsolutionenergyofsupplyanddemandantinomy,improverigorousenvironmentcondition,internationalcommunityandregionb