- diurnal variation of Earth's magnetic field
- суточное изменение магнитного поля Земли
Англо-русский словарь нефтегазовой промышленности. 2011.
diurnal variation of Earth's magnetic field
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geomagnetic field — Magnetic field associated with the Earth. It is essentially dipolar (i.e., it has two poles, the northern and southern magnetic poles) on the Earth s surface. Away from the surface, the field becomes distorted. Most geomagnetists explain the… … Universalium
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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
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Fair weather condition — concerns the electric field and the electric current in the air as well as the conductivity of the atmosphere. [ [http://science.nasa.gov/newhome/headlines/essd15jun99 1.htm Soaking in atmospheric electricity] ] It is the electromagnetic mode or… … Wikipedia
