Qhov tseeb loj ntawm lub teb chaws
thetruesize.com Nws yog ib qho chaw nthuav, uas koj tuaj yeem nrhiav lub teb chaws rau ntawm GoogleMaps tus neeg saib.
Los ntawm kev sib faib cov khoom, koj tuaj yeem pom tias lub teb chaws ua puas tsuaj li cas nrog qhov sib txawv ntawm txoj cai.
Raws li muaj nyob hauv daim duab, lub cylindrical projection, thaum sim ua 
Ib lub tswv yim ntawm lub dav hlau ua rau cov cheeb tsam los mus cuam tshuam raws li txoj kev tuaj yeem rau txoj kab.
Google's algorithm tsub kom qhov teeb meem no, xav txog qhov geometry ntawm lub ntiaj teb raws li ib tus zoo meej kheej; tsis zoo li OpenLayers uas emulates tus flattening ntawm tus ncej.
Txhawm rau tso rau hauv daim ntawv qhia, nws tsuas yog tsim nyog los ntaus nws rau hauv vaj huam sib luag sab laug. Hovering hla cov khoom yuav tso saib thaj chaw hauv square km. Txhawm rau tshem ib qho khoom tawm ntawm daim pheem thib, nyem sab laug nas khawm thiab, yog tias koj xav ntxuav txhua yam, siv lub cim ntawm sab laug vaj huam sib luag.
Pom li cas nthuav, uas dragging Canada rau lub equator, yog yuav luag qhov loj ntawm Brazil.
Russia tsuas yog me me thaum piv rau tag nrho African sab av loj thiab Peru ntau ntau dua li ntau lub tebchaws nyob sab Europe.
