频率响应

The numerical analysis results show that displacement response is periodic and synchronized with excited input current. The influence of linear magnetostriction coefficient, amplitude and frequency of excited current on the displacement response is investigated.

计算结果表明位移响应是周期的，并与电流变化同步还分析了材料的线性磁致伸缩系数及电流峰值和频率对输出位移的影响。

Under four extreme working conditions,the dynamic response of elevator car and the natural frequencies of the instantaneous systems are calculated.

对于电梯运行的各种工况下，文章对振动的响应都作了分析与计算，并对瞬时系统固有频率也作了计算分析。

It is very difficult to realize expanding the working band of Hartmann-Shack wavefront sensor through Frequency Transfer of Nonlinear Optics. Usually three wave-mixing researches are based on plane wave or Gauss wave, so study of aberrated second harmonic generation is new and important. It could be very helpful to understand and make good use of the Frequency Transfer of Nonlinear Optics.

这说明利用非线性光学频率变换方法拓宽波前传感器件的响应波段是很难实现的，但是，通常三波相互作用过程的研究均是建立在平面波和理想高斯光束之上，因此我们对于位相畸变倍频过程的研究是非线性光学领域一个重要而有意义的新课题，它有助于人们更加深入理解非线性光学效应，为进一步合理利用之奠定了理论和实验的基础。

Design of Infinite Impulse Response Filters by Frequency Transformations This work is produced by The Connexions Project and licensed under theCreative Commons Attribution License The design of a digital filter is usually specified in terms of the characteristics of the signals to be passed through the filter.

设计无限脉冲响应滤波器的频率变换这项工作是由连接项目和授权下theCreative署名许可设计一个数字滤波器通常是具体规定的特点，信号可以通过过滤器。

Numerical analysis is given to discuss the influence of response time and frequency detuning on the characteristics of bifurcation and noise.

以响应时间及频率失调为参变量，对其分岔及噪声等动态行为进行数值分析。

The static and dynamic characteristics is better than the traditional cast- iron lathe bed. From the steel fiber polymer concrete's experiment material and the method of preparation the strengthen mechanism of steel fiber was studied with the mechanics principle in brief. This article uses the finite element method to simulate the lathe bed of machine tool, getting the natural f...

从钢纤维聚合物混凝土的实验材料和制备方法入手，利用力学原理简单研究了钢纤维的增强机理，并且利用有限元的方法，对机床的床身进行模拟，得到了不同截面尺寸的固有频率，通过同结构的钢纤维聚合物混凝土和铸铁床身进行谐响应分析，证明了钢纤维聚合物混凝土床身良好的动态性能。

The spectra indicated that the structural parameters, such as natural frequencies of bodies, damping, distance among structures and time lag due to ground motion, may affect the peak value of collision force.

响应谱表明：结构参数，如固有震动频率、阻尼、结构间的间隔距离、地面运动引起的时间滞后等，都会对碰撞力的峰值产生影响。

The NWPM uses the Mallows' theory of sample selection probability to design the weight coefficients according to the respective impulse response of FIR filter with the desired spectral response.

基于Mallows样本选择概率理论，由FIR滤波器的脉冲响应来获得伪中值滤波器加权系数，使其具有和FIR滤波器一样的频率选择特性。

If the measurement application requires a dynamic response to force excitation frequencies of 10 Hz or below, the sensor's output reactance ranges into the tens of megohms.

如果测量应用需要限制激励频率在10Hz或更低的动态响应，传感器输出电抗可达到10几MΩ的范围。

Theeffects of mistuning on the forced response are also analyzed in the frequency veeringregion. The outcomes of this dissertation improve the fundamental theories of thevibration localization of the mistuned bladed disk.

研究表明：在频率转向区中，叶盘系统模态高度密集，从而更容易导致叶盘系统产生较强的模态振型和振动响应的局部化。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。