- transionospheric propagation
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трансионосферное распространение (радиоволн)
Англо-русский словарь технических терминов. 2005.
Англо-русский словарь технических терминов. 2005.
Magnetometer — A magnetometer is a measuring instrument used to measure the strength or direction of a magnetic field either produced in the laboratory or existing in nature. Some countries such as the USA, Canada and Australia classify the more sensitive… … Wikipedia