| 释义 | 
		Definition of low frequency in English: low frequencynoun  (in radio) 30–300 kilohertz.  Example sentencesExamples -  This is a variable depth low-frequency transmitter and a passive, towed reception array.
 -  In one, the low-frequency signal is isolated with a low-pass filter and Fourier-transformed.
 -  He built a low frequency radio antenna on wheels and discovered that the bulk of the noise on the phone lines was coming from the galaxy.
 -  Until recently, submarines relied on long / low-frequency radio waves for communication.
 -  The site focuses on the benefits of reallocating low-frequency wireless capacity from broadcasting to unlicensed applications, both here and around the world.
 -  For a variety of reasons the designs for low-frequency radio antennae can be very straightforward.
 -  Satellite navigation may be degraded for days, and low-frequency radio navigation can be out for hours.
 -  This corresponds to a 2.2-fold difference in current amplitude in the low-frequency range.
 
    Definition of low frequency in US English: low frequencynoun (in radio) 30–300 kilohertz.  Example sentencesExamples -  In one, the low-frequency signal is isolated with a low-pass filter and Fourier-transformed.
 -  He built a low frequency radio antenna on wheels and discovered that the bulk of the noise on the phone lines was coming from the galaxy.
 -  Until recently, submarines relied on long / low-frequency radio waves for communication.
 -  For a variety of reasons the designs for low-frequency radio antennae can be very straightforward.
 -  Satellite navigation may be degraded for days, and low-frequency radio navigation can be out for hours.
 -  This corresponds to a 2.2-fold difference in current amplitude in the low-frequency range.
 -  The site focuses on the benefits of reallocating low-frequency wireless capacity from broadcasting to unlicensed applications, both here and around the world.
 -  This is a variable depth low-frequency transmitter and a passive, towed reception array.
 
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