low frequency

低频:介于中频和超低频之间的无线电频率。

常用释义

词性释义

低频:介于中频和超低频之间的无线电频率。
例句
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文章对国内目前已经投入运行的三种低频电压注入式励磁回路接地保护进行介绍。
电液伺服振动台的特点是低频时推力大、响应速度快、重量轻、易安装等等。
On the contrary, the SCS summer monsoon tends to be weak when the inactive state is dominant for the low frequency oscillation.
反之,如果不活跃状态处于主导时,南海夏季风往往会偏弱。
This work is of great significance to understand the outer orientation technology with low-frequency electromagnetic waves.
这对进一步了解低频电磁波外定位技术有重要意义。
A sound with a high frequency is said to be high-pitched and a sound with a low frequency is low-pitched.
高频率的声音有较高的音调,低频率的声音音调则较低。
Quite a few of the low-frequency oscillations reported at home and abroad are due to large disturbances.
国内外报道的低频振荡事故中,有不少是由大扰动激发后出现的。
however , evidence is accumulating that exposure to extremely low frequency electromagnetic field may produce a lot of biological effects.
然而越来越多的研究提示,极低频电磁场可引起有害的生物效应。
Finally, watermark is embedded in the low frequency coefficients of every sub-block.
最后将水印信息嵌入到各子块小波分解后的低频部分。
本公司是专业生产各种高、低频变压器,电感线圈和整流器的独资企业。
实验结果说明,该系统对环境磁场的低频扰动具有较好的补偿作用。
Phase dependent latency effects are believed to be a result of the phase-sensitive low-frequency neurons.
相依赖延迟效应被认为是由于相敏低频神经元。
These antennae are small enough to be mobile, but they are not quite big enough to catch all of the low-frequency radio waves.
这些天线足够小巧以保证其灵活性,但是不足以捕获所有的低频电波信号,因为它不够大。
交流注入信号频率本文选择60Hz,相对与S信号注入法,称为低频交流注入法。
采用谐波小波对裂纹转子的非线性振动信号在低频段进行了分析。
Birds, for example, are said to be able to hear low frequency sounds bouncing off mountains hundreds of kilometres away.
以鸟儿为例,据说它们能够听到来自千里之外的山谷里的低频回声。
向商品空间应用维度降低技术,会得到与排除冷门商品那样相同的效果。
强迫型共振机理是引起电力系统低频振荡的原因之一。
给出泵喷射推进器低频线谱的实验研究及分析结果。
All he does is put mice on a platform that buzzes at such a low frequency that some people cannot even feel it.
鲁宾只是将老鼠摆在轻微震动的平台上,震动频率低到有人甚至浑然不觉。
工频交流噪声是触摸屏主要的低频噪声,模拟的办法滤除低频频声会引起很大的模拟信号延迟,不利于模数转换。
he discovered that the whistle with a pea in it issued to all Fench gendarmes produced a whole range of low-frequency sounds.
他发觉发给全体法国警察使用的,里面装有豌豆状物体的那种警笛能发出全音域的低频声。
The second part, our purpose is to design very low frequency filters and oscillators which can be applied to the design of biomedical chip.
目标在设计极低频滤波器与振荡器,并且可将其应用在生医晶片设计上。
指出该算法在多种低阻尼的低频振荡模式并存的系统中会失效。
See the waves of light propagating across the page from high to low frequency. The light appears polarized and includes all wavelengths.
请看从高频率到低频率的光波,光呈现两极化并且包含了所有的波长。
在其后级加一低频全桥开关变换器,可作为交流高强度气体放电灯的工作电源,能与高强度气体放电灯的不同阶段的不同负载特性良好匹配。
since the dwt coefficients have the property of energy conservation in the low frequency part , it is suitable for data compression.
由于小波转换后的系数呈现能量集中低频的特性,非常适合影像资料压缩的前处理。
The particles-impact damper can be applied to the vibration control of nonlinear systems with low frequency and dense modes.
适用于频率低、模态密集的非线性系统的振动控制。
这种放大器在低频智能仪器及工业控制等方面有广泛用途。
In many power electronic applications ferrite cores of magnetic components are biased with a DC or low-frequency premagnetization.
在电力电子技术中应用的铁氧体铁心磁性元件,其铁心中往往存在直流或低频交流预磁化的情况。
The amplitude of the signal was modulated in our system and the low frequency background noise isolated by an electrical filter.
本系统采用振幅调变的方式来作讯号的调变,并经由滤波器来有效隔绝一般低频背景光的环境干扰。