The piezoelectric equation is then used to obtain the output signal of the transducer coupled to the sample.
再由压电方程得出与试样直接相耦合的压电换能器的输出信号。
Start form the one-dimensional piezoelectric equation, the driven equation of the piezoceramic slice and piezoceramic-stacks have been calculated.
从压电材料的一维压电方程出发，推导出了压电陶瓷片以及压电堆的作动方程。
Based on the equivalent elasticity method, the plane coupling vibration of a rectangular piezoelectric ceramic plate was studied and the resonant frequency equation was derived out.
利用等效弹性法分析了压电矩形共振器的二维耦合振动，导出了振子共振频率的解析表达式。
Hamilton's principle is used to derive the equation of piezoelectric thin films and the dynamic finite element equations of intelligent structures.
利用哈密顿原理推导出压电结构的变分方程，建立了智能结构的有限元动力方程。
The problem of achieving stable reliability analysis of piezoelectric trusses with random parameters was studied on the basis of the finite element analysis method and stable secular equation.
在有限元分析方法基础上，基于稳定特征方程对随机参数压电桁架结构进行稳定可靠性分析。
The state equation of Pieoelectric beam is deduced directly from a piezoelectric physical equation in terms of a plane stress problem.
按平面应力问题，直接从压电物理方程出发，导出了压电梁的状态方程。
By using 3-d isoparametric element, the global stiffness matrix equation for the piezoelectric laminate is obtained on the bases of minimum principle of total potential energy.
由于最小势能原理，建立了单元刚度矩阵和压电材料的整体刚度方程。
A sensor equation and an actuator equation were developed using the constitutive relations of piezoelectric ceramic materials.
基于压电材料的本构关系，建立了传感方程和作动方程。
The three-dimensional state equation was derived for a cylindrically orthotropic piezoelectric body with radial polarization.
推导得到轴向极化的圆柱型正交各向异性压电弹性力学的三维状态方程。
The FEM equation of flexible mechanisms with boned piezoelectric material and viscoelastic material is derived.
导出了粘贴压电材料和粘弹性材料构件的有限元方程；
The FEM equation of flexible mechanisms with boned piezoelectric material and viscoelastic material is derived.
导出了粘贴压电材料和粘弹性材料构件的有限元方程；
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