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Ellipse
Глоссарий по астрономии |
Oval. that the orbits of the planets are ellipses, not circles, was first discovered by johannes kepler based on the careful observations by tycho brahe.
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Observations, английский
Замечания эксперта (по существу заявки)
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Erg/sec, французский
= 1e-10 kilowatts.
Einstein, albert 1879-1955, французский
German-american physicist; developed the special and general theories of relativity which along with quantum mechanics is the foundation of modern physics. (see fusion, speed of light) (96k gif)
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