собственная частота колебаний конструкции
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[Англо-русский словарь по проектированию строительных конструкций. МНТКС, Москва, 2011]
Англо-русский словарь нормативно-технической терминологии. academic.ru. 2015.
natural selection — the process by which forms of life having traits that better enable them to adapt to specific environmental pressures, as predators, changes in climate, or competition for food or mates, will tend to survive and reproduce in greater numbers than… … Universalium
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resonant frequency — The natural vibrational frequency of a body. It is the frequency of a source of vibration that is exactly the same as the natural vibration frequency of the structure … Aviation dictionary
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