... Astronomy (term) is a branch of scientific study (class) primarily concerned with celestial objects inside and outside of the earth'satmosphere (differentiating characteristics). ...
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Ссылки http://www.eng.math.msu.su/download/Academic_English_part2.pdf -- 877.4 Кб -- 29.08.2012 Похожие документы
... Astronomy (term) is a branch of scientific study (class) primarily concerned with celestial objects inside and outside of the earth'satmosphere (differentiating characteristics). ...
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Текст
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Ссылки http://www.eng.math.msu.su/download/Academic_English_part1.pdf -- 149.2 Кб -- 29.08.2012 Похожие документы