prirodna ventilacija

prirodna ventilacija

Ventilation without the use of artificial means, such as fans or other devices.

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prirodna selekcija

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The frequency, with which a system oscillates in the absence of external forces, it depends on the size, composition, and shape of the object.

prirodni uranijum

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Uranium with the U-235 isotope present at a concentration of 0.711 percent (by weight), that is, uranium with its isotopic content exactly as it is found in nature.

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Tereza Skanlan

The winner of the 2011 Miss America pageant. Scanlan, A 17-year-old and recent high school graduate from the western Nebraska town of Gering captured ...