简易低频信号发生器_大学生本科毕业论文格式范文网 关键词 : 低频信号;波形;频率增减 [gap=1228]Keyword:Low-frequency signal;Profile;Frequency fluctuation
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Very low frequency 甚低频 ; 超低频 ; 特低频 ; 低频
extremely low frequency [通信] 极低频 ; 磁场 ; 超低频磁场 ; 超低频
Low Frequency Electric Circuit 低频电子线路
LFE low frequency response 低频响应 ; 低频相应
low frequency oscillation 低频振荡 ; 低频振荡旌旗灯号
very low frequency antenna [电讯] 甚低频天线
As a result,the low-frequency microwave absorption of actual ferrite becomes much worse.
会使得实际铁氧体材料的低频吸波能力进一步减弱。
参考来源 - 低频锂锌铁氧体吸波材料及其在聚合物中分散技术的研究Wavelet-packet transform was not only used to analyze low-frequency signal, but also the high-frequency signal.
小波分析是处理非平稳信号非常有效的方法,而其中的小波包变换不仅分析低频信号,而且对高频信号也进行了细分分析。
参考来源 - 基于小波分析和集成神经网络的刀具磨损监测技术研究·2,447,543篇论文数据,部分数据来源于NoteExpress
同义词: low frequency LF
同义词: low pitch low frequency
以上来源于: WordNet
N a radio-frequency band or a frequency lying between 300 and 30 kilohertz 低频 ( abbr: LF)
This focusing is the main reason that even relatively weak sounds in the ocean, especially low-frequency ones, can often travel thousands of miles.
正是由于这种集声,即使是海洋中相对微弱的声音,尤其是低频声音,也能传播数千英里。
The researchers pointed out that low-frequency processes, such as fluctuations in stream flow and groundwater levels, would not usually be apparent to human populations.
研究人员指出,低频过程诸如河流流量和地下水水位的波动,通常不会对人类产生明显影响。
What is needed is a system that USES low-frequency radio waves.
这需要的是一种利用低频无线电波的系统。
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