This falls in the extremely low frequency (ELF) range which includes frequencies up to 300 Hz.
这种频率属于极低频的频率范围内，通常极低频的频带范围也在300hz以下。
Previous studies have shown that the ear canal amplifies certain frequencies, including those in the range of 2000 to 4000 Hz.
先前的研究表明，耳道会使某些频率增强，包括在2000到4000赫兹之间的频率。
Motion sensed by the body mainly in the 0.5 HZ ~50 HZ frequency range.
身体所能感知运动的频率范围通常在0.5赫兹到50赫兹之间。 义。
The filters are both continuously adjustable , with a range from 20 Hz to 20 kHz in two bands.
该过滤器都是连续可调，并从20赫兹到20千赫两个频带范围。
A process which is coupled to the narrow band of brain temperature could allow all normal human brains to be affected by a subharmonic whose frequency range at about 10 Hz would only vary by 0. 1 Hz.
加在大脑温度窄带上的一个处理能够允许所有正常的人类大脑被谐波范围在大约10赫兹正负0.1赫兹的次谐波所影响。
Frequency of impulses should be regulated in range from 5 to 120 Hz.
冲动的频率应该加以管理，范围从5到120赫兹。
A process which is coupled to the narrow band of brain temperature could allow all normal human brains to be affected by a sub-harmonic whose frequency range at about 10 Hz would only vary by 0.1 Hz.
与大脑温度的狭窄范围相对应的一种过程可能使得正凡人脑遭到一种频次范围在大约10赫兹并且只在0.1赫兹范围内变化的次谐波的影响。
The A4 reference frequency (calibration) can also be adjusted in a broad range from 410 Hz to 480 Hz.
参考频率的A4（校准）也可以调整从410赫兹到480赫兹在一个广泛的范围内。
In the low frequency range (1 Hz to 1 MHz), however, the inductor value becomes very large and the inductor itself gets quite bulky, economical production difficult.
然而，在低频范围(1hz至1mhz)中，电感器值变得非常大，并且电感器本身变得非常庞大，经济的生产困难。
Adjust the motor frequencies of transmitter within (5-50) Hz, and not higher or lower than this range in accordance with the requirements of temperature and frozen freight situation for IQF machine.
根据单冻机的温度和货物冻结情况要求调节传送装置的电机频率，在(5—50)赫兹之间，不能高于或低于这个范围。
Full-range frequency response (20 Hz - 20 KHz) for an extremely accurate reproduction of voice and instruments.
全范围的频率响应(20赫兹- 20千赫兹)极其准确地再现语音和仪器。
Full-range frequency response (20 Hz - 20 KHz) for an extremely accurate reproduction of voice and instruments.
全范围的频率响应(20赫兹- 20千赫兹)极其准确地再现语音和仪器。
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