Category: Pab qhia Yog vim li cas yuav tsum tau mus ntiav ib tug pab qhia nyob rau hauv lus Askiv nyob rau hauv Moscow? Tsim Hais lus kho ce rau txoj kev loj hlob ntawm ib tug me nyuam txoj kev hais lus Tsim Reshebnik geometry Tsim Sib dhos lo lus "npau suav". xaiv ntawm zaj lus sib dhos Tsim Khoos phib tawj kawm rau cov me nyuam thiab cov laus! Tsim