Bidirectional electric pulse excitation of piezoelectric transducers for pulsed ultrasonic wave is investigated in this paper.
本文对双向电脉冲激励压电陶瓷超声换能器进行实验研究。
The paper analyses the action method, disturbance wave property and excitation condition of hydraulic independent excitation and theoretical model of fluid flow property in resonance cavity.
对水力它激的作用方式、扰动波特性、激励条件和共振腔内流体流动特性理论模型进行了较全面的理论分析。
In this work, the phenomena of excitation of SWR (Spin Wave Resonance) in magnetic films are investigated.
本文研究了磁性薄膜中的自旋波共振激发现象。
The model that we have established in my paper is about Bacterial communication, the diffusion of excitation wave in medium, the dynamic behavior of fish and ant, which are all simulated on computer.
在文中分别对细菌信息通讯中的群体感应、介质中激发波的传播、鱼群高度趋向游动和蚁群最短寻食路径的动力学行为建立了模型，并进行了计算机模拟。
In this paper, control for seismic responses of Bridges under traveling wave excitation is performed using MR Dampers.
本文应用磁流变(MR)阻尼器对桥梁结构在行波激励下的地震反应进行控制。
It introduces a kind of powerful complementary DC and constant voltage power device by using the independent excitation and high frequency PWM wave clipper.
介绍一种利用它激式高频pwm斩波技术完成的大功率直流稳压电源装置。
Mixed excitation model can extract the pitch better and describe the pitch wave better, so it has the capability of describing the excitation of sonant.
研究发现由于混合激励模型能够很好地提取浊音的基音周期，并能良好的描述语音的基音周期波形，所以它具备很好的描述浊音激励的能力；
The research on dynamic response of the tunnel based on the uniform excitation has obtained some achievements at present, but the research based on wave excitation is still not enough.
目前，基于一致激励下隧道动力响应规律的研究取得一定的成果，但对行波激励下隧道动力响应规律的研究还不够深入。
The results of numerical simulation barricades not only have excitation effect in the combustion section, but also exist in the explosion wave propagation.
数值模拟结果表明，障碍物不仅对火焰区有激励效应，对非火焰区同样存在激励效应。
Descriptions are made of a new instrument based on the lowest order asymmetric plate wave excitation and swept frequency amplitude phase display.
介绍基于最低阶反对称板波激励、扫频幅度相位显示的复合材料粘结质量评价的新方法。
The model experiment on the motion behavior of caisson breakwaters is conducted under breaking wave excitation.
对近破波作用下沉箱式防波堤的运动特性进行了模型实验研究。
Sine wave scanning method and pulse excitation method-common methods for the test of rubber absorbers are studied emphatically.
本文重点讨论了曲轴橡胶减振器测试中常用的正弦扫描法和脉冲激励法。
We point out that the equation can be approximated by a set of linear ones and the exciton polarization wave can be regarded as a Bose field only in the limit of low excitation.
我们指出只有在激发比较弱时，这组方程才可近似为一组线性方程，电子空穴极化波才可以看作玻色场。
According to the synthetic records, the condition of Rayleigh surface wave excitation is investigated, and the influence of the depth of epicenter on the energy of surface wave is discussed also.
结合模拟记录，探讨了瑞雷面波的形成条件，同时讨论了震源埋深对面波能量的影响。
A new type of reconstruction and optimization excitation system based on chopped wave technique is presented.
分析了同步发电机交流励磁系统中存在的问题，提出应用斩波技术对其进行改造和优化。
A new analysis technique, called random wave analysis method, is developed for the random seismic response analysis of layered soil sites under SH wave excitation.
提出了SH波作用下层状土层地震反应分析的随机波动分析方法。
Vibration isolation mass attenuating transmission of the plate flexural wave is analyzed with the force excitation applied on an infinite plate.
研究了无限板上受点激励时阻振质量对结构声传递的阻抑，采用基于能量观点的隔振度来定义阻振质量的阻抑作用。
The received surface displacements, in response to an applied dynamic excitation, are used to determine the position and geometry of embedded cracks based on a reverse elastic wave method.
基于弹性波的反问题方法，对材料施加动态激励，我们可以从接收的响应表面位移求出内嵌裂纹的位置和形状。
The seismic responses of structure of Nanjing Station are numerically simulated under the uniform excitation and the traveling-wave excitation.
以南京火车站的站房结构为模型，使用一致激励和多点激励计算了结构在不同激励状况下的结构响应。
Under the condition of similitude law, the seismic responses of model slopes are investigated with different input wave kinds, frequencies, excitation directions and amplitudes.
在满足相似律的条件下，通过输入不同地震波类型、频率、激振方向和振幅，系统地研究模型斜坡的地震动力响应特性。
The perfect boundary consistency conditions of total-scattered fields and the method to set TEM wave excitation source are proposed in 3-D cylindrical coordinates.
给出了柱坐标系下完整的总场 -散射场区的连接边界条件以及平面波源的设置方法。
The perfect boundary consistency conditions of total-scattered fields and the method to set TEM wave excitation source are proposed in 3-D cylindrical coordinates.
给出了柱坐标系下完整的总场 -散射场区的连接边界条件以及平面波源的设置方法。
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