低频的例句大全

Large-scale power systems in infirm interconnections which inhere weak natural damping sometimes bring a low frequency self-oscillation phenomenon.

大型弱联系的电力系统本身固有的薄弱的自然阻尼使得电力系统之间有时会产生自发的低频振荡现象。

Evaluation of Hearing Threshold of Lower Frequency in Deaf-mute Children With 40 Hz AERP and Its Influence on Sleeping

40Hz听觉相关电位评价聋哑儿童低频听阈及睡眠对其影响的探讨

The Application of Digital Low-frequency Power Supply in TKD-A Electrical Control System

数字低频电源在TKD-A电控系统中的应用

Test& analysis of PKE system. First, electromagnetic fields inside the vehicle, is deeply researched by the means of simulation and calibration.

PKE系统测试分析，首先通过软件仿真和实车标定，深入研究车内低频磁场分布特性。

It analyses SPIHT. A multilayer progressive image compression coding method based modified SPIHT is presented by use of image smoothing and by the positive sign of coefficients after FLWT.

分析了SPIHT算法，利用图像平滑技术与自适应快速提升小波变换后低频系数的符号特点，提出了一种基于改进型SPIHT的分层渐进图像压缩方法。

Research shows that the LFN characteristics of GaAs devices can be used to detect information related to traps and defects inside them and conduct reliability characterization.

研究表明，利用GaAs器件的低频噪声特性可以获得器件内部陷阱和缺陷相关信息，对器件进行基于噪声的可靠性表征。

The physiological and psychological effects induced by noise, especially low frequency noise ( LFN), have been a hot research topic in the field of environmental noise.

环境中噪声特别是低频噪声对人的心理和生理影响近年来成为环境噪声领域研究的热点。

The low frequency dielectric properties at different atmosphere were reversible, using oxidation-reduction experiment.

通过氧化还原试验,发现了低频时的介电特性在不同气氛下是可逆的.

This paper analyses the electromagnetic radiation with very low frequency caused power-supply wiring of household appliances.

本文讨论了家用电器馈(电)线所产生的“特低频电磁辐射”问题.

Including electrostatic field, the negative electric field, the-frequency field, high frequency anions, such as-infrared.

包括有静电场 、 负电场 、 低频 场 、 高周波、负离子 、 远红外等.

By means of Compensating the descent of stator voltage using vector control, compensating the discrepancy of rotate speed and place restrictions on the maximum current of motor, Achieving to a excellent V/ f control scheme with good characteristic of low frequency performance and against-fault functions.

通过矢量补偿定子压降、转差补偿及对电机电流的限制控制，实现了具有良好低频性能和防跳闸等功能的V/f控制方案。

The design method of an active SAW filter module with low frequency and high stopband rejection is introduced in this paper.

介绍了一种低频高阻带抑制SAW有源滤波组件的设计方法，并介绍了最新研制的滤波组件的性能。

The high-precision constant current source-frequency rectangular wave excitation is adopted to ensure the stable magnetic field.

采用高精度恒流源低频矩形波励磁,确保磁场的稳定.

Input voltage peak limited to 600 V for DC and low frequency.

对直流和低频输入电压的峰值上限为600伏.

And the cathode heat appearance to also flap to concuss to have influence to the low frequency.

而阴极加热状态也对低频振荡有所影响。