低频

The fast Fourier transform and wavelet transformation were used to process the experimental data in a transitional boundary layer.

引言平板边界层转捩研究一直受到人们的广泛关注，关注的焦点之一是如何从低频演化到高频。

In order to reduce the computational complexity of motion estimation and improve the accuracy, a fast motion estimation algorithm based on low frequency sub-image is proposed.

为了减少运动估计的计算复杂度并提高其搜索性能，提出了一种基于低频子图的运动估计算法。

Recent research into the effects of specific low frequency vibrations produced by felid purring has shown great promise in healing injuries, as well as strengthening and toning muscle and increasing bone density.

最新的研究证明了猫科动物特殊的低频声音与振动影响对增加骨密度、加固肌肉的弹性、提高关节机动性，减少骨骼脱臼现象，有着加快自我疗养，缩短康复进程的神奇功效。

A numerical simulation of low frequency current-voltage characteristic for the high Tc superconducting field effect transistor is conducted.

对高温超导场效应晶体管的低频电流-电压特性进行了数值模拟。

To control the exciting winding current and to produce rounded and even inner complex magnet field.

该控制方法能使步进电机低频振荡和噪声有所减轻、高频不失步，并且在运行的过程中细分切换不产生速度突变。

Filter the decision of the circuit only the low-frequency filter characteristics.

滤波器的电路结构仅决定了滤波器的低频特性。

The impact of soft breakdown location on low-frequency noise in ultra-thin oxide n-MOSFETs with floating body is also investigated.

本文也探讨了有著浮动体极的超薄氧化层n-MOSFET上，软性崩溃位置对於低频1/f杂讯会有所冲击。

The fly-back topology is adopted for DC/DC boost stage for simplicity. Moreover, full-bridge topology is used for DC/AC stage to give a low frequency square wave power to HID lamp avoid the acoustic resonance.

直流/直流升压级采用电路简单之返驰式转换器；直流/交流级则利用全桥式转换器以提供低频方波电能并藉此避免音频共振。

Both the Liberty 20 Gallon Foamer and the Liberty 20 Gallon LF Foamer are available as wall mounted units.

无论是自由20加仑发泡剂及20加仑自由低频发泡剂现墙安装单位提供。

Power System forced power oscillation is a kind of low frequency oscillation caused by persistent periodic small disturbance.

电力系统强迫功率振荡为持续的周期性小扰动所引起低频振荡现象。

I didn't watch TV last night, because it .

昨晚我没有看电视，因为电视机坏了。

Since this year, in a lot of villages of Beijing, TV of elevator liquid crystal was removed.

今年以来，在北京的很多小区里，电梯液晶电视被撤了下来。