Influences of distances between electrodes on eigenfrequency of the linear beam are bigger.
压电陶瓷电极间距离对梁的固有频率有较大的影响。
This paper presents a parameter assessment method to determine the eigenfrequency of the pile-soil system.
本文提出一种确定桩土系统固有频率的参数估计方法。
The results expatiate that eigenfrequency influences of polar directions of piezoelectric ceramics can be neglected.
结果表明：压电陶瓷极化方向对固有频率的影响很小，可以忽略不计；
The results also show that the increase in plasma beta-value leads to a departure of the real part of the eigenfrequency from...
计算结果还表明，比压加大时，本征频率的实部与离子反磁漂移频率有很大的偏离。
Because the suspension with non linear springs has no eigenfrequency, it could avoid the resonance under certain road uneven random excitations.
由于非线性弹簧悬架没有固有频率，因此避免了在外界激励下发生共振的危险。
Eigenfrequency, vibration pattern and damping ratio can be got by modal experiment. Then, these parameters can be used to structural design and optimization.
通过模态试验，可以计算出结构的固有频率、模态振型、阻尼比等参数，为结构设计与优化打下坚实的基础。
On the basis of the analysis of the twisting vibration of rotary sucher-rod string, a formula of calculating every harmonic vibration eigenfrequency is presented.
在对旋转抽油杆柱的扭转振动分析的基础上，给出了各阶扭转振动固有特性参数的计算式。
The plasma oscillation spectrum of electrical discharge channel is analyzed, and the eigenfrequency of metal crystal lattice vibration is discovered in the spectrum.
从理论上对单脉冲放电通道的等离子体振荡特性进行了分析，发现其振荡频谱包含了金属晶格振动的本征频率。
The first-order mode and the first eigenfrequency of the pier can be obtained easily and precisely by the impact vibration test method, from which three indexes such as the chang.
利用冲击振动试验法可以准确得到桥墩的一阶振型和一阶频率，利用这两个参数可以构造出一阶振型比、特征参数、一阶曲率模态差三个指标。
The influence of the combined modes of piezoelectric ceramics on eigenfrequency of a linear beam is analyzed with the help of ANSYS software, with digital computation value presented.
利用ANSYS软件分析了压电陶瓷的组合结构对梁的固有频率的影响，给出了数值计算结果。
Moreover the vibration frequencies of the plate are computed using iterative method, which begins with the in vacuo eigenfrequency and continues until in-water eigenfrequency con-verges.
从真空中模态特征频率出发用迭代法直到水中频率收敛为止而得到水中方板的特征频率，进而计算了方板的棤态辐射效率。
Based on results, the geometrical asymmetry shell has obvious effect about reducing noise in large range of frequencies, and change radius of curvature can increase eigenfrequency obviously.
由计算结果可以得到，几何非对称结构对多频率段降噪效果好，而改变壳面的曲率半径对壳的固有频率提高较大。
On the basis of a hypothesis that the turbulent flow in a tangentially fired boiler furnace assumes an isotropic character obtained is the eigenfrequency of various points within the furnace.
基于四角切圆燃烧锅炉炉内湍流流动各向同性的假设，得出炉内各点的特征频率。
The method comes from the mechanism of reciprocal shift modulation, which transforms the measuring of eigenfrequency into measuring the spike pulse responding to ineffective-modulation optic power.
从互易性偏置调制的机理出发，将对本征频率的测量转化为对无效调制光功率响应的尖峰脉冲的测量；根据光功率响应机理，将对半波电压的测量转化为求有效调制光功率最小值。
The method comes from the mechanism of reciprocal shift modulation, which transforms the measuring of eigenfrequency into measuring the spike pulse responding to ineffective-modulation optic power.
从互易性偏置调制的机理出发，将对本征频率的测量转化为对无效调制光功率响应的尖峰脉冲的测量；根据光功率响应机理，将对半波电压的测量转化为求有效调制光功率最小值。
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