extremely low frequency

常见例句

This falls in the extremely low frequency (ELF) range which includes frequencies up to 300 Hz.
這種頻率屬於極低頻的頻率範圍內，通常極低頻的頻帶範圍也在300Hz以下。
The important frequencies for stimulating tissue repair are all in the biologically important extremely low frequency (ELF) range.
爲促進組織脩複的重要頻率在生物的重要極低頻所有（低頻）的範圍。
These are quasi-standing extremely low frequency (ELF) waves that naturally exist in the earth´s 'electromagnetic´ cavity, the space between the ground and the ionosphere.
這些是天然地存在於地球的“電磁”空腔——地麪和電離層之間的空間中的極低頻（ELF）準駐波。
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More specifically, researchers have been interested in the link, if any, between the extremely low frequency magnetic fields generated by these lines and childhood leukaemia.
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The sensors work by detecting extremely low-frequency electrical activity over a distance of 5 microns (one micron being equal to one millionth of a metre).
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