【英语翻译Itissignificanttonotethat,excludingtheboxesintheSerapeumandtheinteriorsofthecoffersinKufu'sandKhafre'spyramids,someofthepreciseartifactsIhavestudiedandincludeinthisbookwerenotfinishedtoahighlevelof】

　　英语翻译

　　Itissignificanttonotethat,excludingtheboxesintheSerapeumandtheinteriorsofthecoffersinKufu'sandKhafre'spyramids,someofthepreciseartifactsIhavestudiedandincludeinthisbookwerenotfinishedtoahighlevelofpolish.Nordotheyhavethestriationscausedbyaroughabrasivethatcouldhavebeenusedtoachievetheexactgeometriestheydemonstrate.Creatingasurfacetoprecisegeometry,whetherthegeometryisflat-lineorcircular,ifperformedbyhandwork,wouldrequirespotfinishing-thatis,attendingtoareasthatrequirethediscreetremovalofmaterialtoachievetheirfinal,preciseshape.Itissurprising,therefore,tofindsurfacesthatarefinishedtowithin0.001inch(0.0254millimeter)thatdonotexhibitanysignsofpolishatall.Havingproducedprecisionsurfacesbyhandfinishingandwithmachine-guidedtools,whenIexaminesurfacescreatedbytheancientEgyptians,itiscleartomethatmachineswereinvolvedintheircreation.