- Intensity Duration Frequency
- Military: IDF
Универсальный русско-английский словарь. Академик.ру. 2011.
Универсальный русско-английский словарь. Академик.ру. 2011.
Frequency spectrum — Familiar concepts associated with a frequency are colors, musical notes, radio/TV channels, and even the regular rotation of the earth. A source of light can have many colors mixed together and in different amounts (intensities). A rainbow, or… … Wikipedia
Mercalli intensity scale — Part of a series on earthquakes Types Foreshock • Aftershock • Blind thrust Doublet • Interplate • … Wikipedia
music synthesizer — also called electronic sound synthesizer machine that electronically generates and modifies sounds, frequently with the use of a digital computer. Synthesizers are used for the composition of electronic music and in live performance.… … Universalium
IDF — Ile De France (Regional) ** Intel Developer Forum (Computing » Software) * Israeli Defense Forces (Governmental » Military) * Israeli Defense Forces (Governmental » US Government) * Israeli Defense Forces (Governmental » United Nations) *… … Abbreviations dictionary
synthesizer — /sin theuh suy zeuhr/, n. 1. a person or thing that synthesizes. 2. Music. any of various electronic, sometimes portable consoles or modules, usually computerized, for creating, modifying, and combining tones or reproducing the sounds of musical… … Universalium
river — river1 riverless, adj. riverlike, adj. /riv euhr/, n. 1. a natural stream of water of fairly large size flowing in a definite course or channel or series of diverging and converging channels. 2. a similar stream of something other than water: a… … Universalium
Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… … Universalium
climate — /kluy mit/, n. 1. the composite or generally prevailing weather conditions of a region, as temperature, air pressure, humidity, precipitation, sunshine, cloudiness, and winds, throughout the year, averaged over a series of years. 2. a region or… … Universalium
Strength training — This article is about the basic principles to train muscular strength. For strength training using free weights or weight machines, see weight training. The lat. pulldown, which strengthens the arms and back Strength training is the use of… … Wikipedia
100-year flood — For other uses, see 100 year flood (disambiguation). A one hundred year flood is calculated to be the level of flood water expected to be equaled or exceeded every 100 years on average. The 100 year flood is more accurately referred to as the 1%… … Wikipedia
Photoelectrochemical processes — Photons emitted in a coherent beam from a laser Composition {{{composition}}} Interactions Electromagnetic, Optical, C … Wikipedia