Nqe lus piav txog kev nyiam
Lub cim nco txog "Polotsk - thaj chaw thaj tsam ntawm Tebchaws Europe" tau teeb tsa thaum lub sijhawm ua kev zoo siab hnub ntawm lub nroog Polotsk thaum lub Tsib Hlis 31, 2008. Thaum lub sijhawm qhib loj ntawm lub cim nco txog, Tus Tswv Cuab ntawm Polotsk Vladimir Tochilo tau txais daim ntawv pov thawj nrog kev suav meej ntawm kev ua haujlwm ntawm thaj chaw thaj tsam ntawm Tebchaws Europe. Tus sau ntawm lub monument yog tus kws kes duab vajtse Ivan Borovik thiab tus kws kos duab Alexander Prokhorov.
Cov kws tshawb fawb-geodesists ntawm cov koom pheej koom pheej koom ua ke ntawm cov txheej txheem aerospace hauv geodesy "Belaerocosmogeodesy" tswj los tsim qhov chaw nyob nruab nrab ntawm Europe. Cov txheej txheem niaj hnub ntawm kev tshawb fawb huab cua thiab cov khoos phis tawj muaj zog ua rau nws muaj peev xwm los suav qhov tseeb. Hauv kev suav ntawm Belarusian geodesists, Tebchaws Europe tau suav tag nrho, ua ke nrog Dawb thiab Baltic Seas, ntxiv rau cov Islands tuaj nyob tsis deb ntawm ntug dej hiav txwv. Kev suav suav ua rau nws muaj peev xwm nrhiav pom qhov chaw nyob ntawm nruab nrab ntawm Tebchaws Europe: 55 degrees 30 feeb rau sab qaum teb thiab 28 degrees 48 feeb rau sab hnub tuaj.
Txhawm rau muaj kev zoo siab thiab xav tsis thoob ntawm Belarusian tus kws kos duab, qhov chaw no tau dhau los ua lub vaj zoo nkauj tshaj plaws ntawm lub nroog qub ntawm Polotsk, uas ua rau nws tuaj yeem txhim kho lub cim nco txog nyob ntawd, qhia qhov chaw nruab nrab ntawm Tebchaws Europe. Yav dhau los, cov kws tshaj lij los ntawm lwm lub tebchaws tau suav cov lej hauv nruab nrab ntawm Tebchaws Europe. Lawv tau xaus rau lwm qhov chaw. Txawm li cas los xij, tsuas yog kev suav ntawm Belarusian cov npoj yaig tau lees paub los ntawm cov kws tshawb fawb los ntawm Central Research Institute of Geodesy, Aerial Photography thiab Cartography los ntawm Moscow.
Lub cim nco txog cim lub ntiaj teb sab qaum teb, qhia los ntawm arcs ntawm meridians, saum toj no uas yog lub cim ntawm Polotsk - lub nkoj kub - nce. Plaub xub qhia qhov kev taw qhia ntawm cov ntsiab lus tseem ceeb. Hauv nruab nrab ntawm daim paib muaj daim duab qhia chaw ntawm Tebchaws Europe thiab nws thaj chaw nyob hauv Polotsk.
