atmospheric transmission factor

См. также в других словарях:

• Microwave transmission — The atmospheric attenuation of microwaves in dry air with a precipitable water vapor level of 0.001 mm. The downward spikes in the graph correspond to frequencies at which microwaves are absorbed more strongly, such as by oxygen molecules… …   Wikipedia

• КОЭФФИЦИЕНТ ПРОЗРАЧНОСТИ АТМОСФЕРЫ — величина, характеризующая меру прозрачности атмосферы для солнечной радиации; определяется отношением интенсивностей радиации у поверхности Земли и на границе атмосферы при данной высоте Солнца (Болгарский язык; Български) коефициент на… …   Строительный словарь

• коэффициент прозрачности атмосферы — Величина, характеризующая меру прозрачности атмосферы для солнечной радиации; определяется отношением интенсивностей радиации у поверхности Земли и на границе атмосферы при данной высоте Солнца [Терминологический словарь по строительству на 12… …   Справочник технического переводчика

• lighthouse — /luyt hows /, n., pl. lighthouses / how ziz/. 1. a tower or other structure displaying or flashing a very bright light for the guidance of ships in avoiding dangerous areas, in following certain routes, etc. 2. either of two cylindrical metal… …   Universalium

• Fiber-optic communication — An optical fiber junction box. The yellow cables are single mode fibers; the orange and blue cables are multi mode fibers: 50/125 µm OM2 and 50/125 µm OM3 fibers respectively. Fiber optic communication is a method of transmitting information from …   Wikipedia

• Thermal radiation — is electromagnetic radiation emitted from the surface of an object which is due to the object s temperature. Infrared radiation from a common household radiator or electric heater is an example of thermal radiation, as is the light emitted by a… …   Wikipedia

• ionosphere and magnetosphere — ▪ atmospheric science Introduction       regions of Earth s (Earth) atmosphere in which the number of electrically charged particles ions (ion) and electrons (electron) are large enough to affect the propagation of radio waves (electromagnetic… …   Universalium

• telecommunications media — Introduction       equipment and systems metal wire, terrestrial and satellite radio, and optical fibre employed in the transmission of electromagnetic signals. Transmission media and the problem of signal degradation       Every… …   Universalium

• Life Sciences — ▪ 2009 Introduction Zoology       In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …   Universalium

• technology, history of — Introduction       the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… …   Universalium

• Wireless energy transfer — or wireless power is the transmission of electrical energy from a power source to an electrical load without artificial interconnecting conductors. Wireless transmission is useful in cases where interconnecting wires are inconvenient, hazardous,… …   Wikipedia