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English | Russian |
much research | многочисленные исследования (much research has been done / conducted on electric propulsion systems; • much research in differential equations is directed toward refinement of these computer methods) |
much research activity in the past last 30 years has been directed at improving numerical methods | в последние ... лет годы |
much research work has been accomplished | большая часть исследовательской работы была уже проведена |