heliocentric coordinates heliocentric-type reducer heliograph heliographic latitude heliographic paper heliography helion heliophysics helioscope heliotrope helium helium age helium bubble chamber helium-cooled parametric amplifier helium-neon laser helix helix accelerator helix angle helix parametric amplifier helix waveguide |
heliocentric coordinates хелиоцентрични координати Търсената дума е намерена |