Daim Ntawv Qhia Kev Ncaj Ncees Ural: Cov pob zeb dawb coj txawv txawv tau sau nrog qee yam lus tsis paub!
Thaum nws los txog rau qhov tsis tau piav qhia, tsawg heev zoo li yuav zoo kawg thiab tsis tuaj yeem lees paub raws li Ural Relief Map. Nyob rau hauv 1995, Aleksander Chuvyrov, xibfwb ntawm lej thiab Physical Science…