电力学的

Electrical resistance and inductive reactance of the welding circuit are also taken into account. Besides, the temperature-dependent electrical, thermal and mechanical properties of materials as well as the water-cooling and air-cooling conditions are considered in detail.

该模型还第一次包括了焊接回路电参数的影响，此外，模型中还详细考虑了各种随温度变化的材料电、热物理性能及力学性能、电极水冷、表面空气散热的影响等，使得模型更加符合实际情况。

Chapter two presents the three-dimensional equations of the nonlinear theory of electroelasticty for large deformations and strong fields and the linear theory of piezoelectricity for infinitesimal deformation and fields.

第二章从连续介质力学理论出发，给出了适于压电研究的普遍的电弹性非线性理论，以及近似的三维线性压电理论和线性压电本构关系。

In this paper, based on piezoelectric ceramic, composite and experimental mechanics theories, a kind of 1-3 orthogonal anisotropic PCM sensor is developed, and the sensing principle is analyzed to describe sensor behaviors. In order to determine strain and stress on isotropic or orthogonal anisotropic component surface, the relationships between strain and stress are established. The experimental research on 1-3 OAPCM sensor is carried out in uniaxial and biaxial stress states.

本文在压电材料基本理论、复合材料设计方法和实验力学的基础上，构造了一种1-3型正交异性压电复合材料传感元件，探讨了它的传感原理，推导了该种元件的传感方程和用于各向同性材料／正交各向异性材料构件表面测量的应力－应变关系，并在单向和双向应力状态下，进行了实验研究。

Based on the variational principle of virtual voltage and virtual displacement derived in this thesis and the classical theory of linear laminated plates, and by using the constitutive equations of elastic piezoelectric materials, and the DKQ quadrilateral plate bending element, the finite element modeling for the fabric reinforced laminated plates with nonlinear voltage-electric strain relationship of piezoelectric actuators has been established for the first time in this thesis. And the expressions for the electric loadings with obvious mechanical meaning and convenient for computation are established, which can be used to the deformation analysis of laminated plates with piezoelectric actuators under specified voltages.

以本文直接导出的压电结构的虚电势—虚位移变分原理为基础，依据经典线性层合板理论和压电弹性体的本构方程，采用基于离散法线假设的DKQ四结点任意四边形薄板弯曲单元，首次建立了考虑非线性电压—电应变关系的含压电致动器的纤维增强型层合板的有限元分析模型，并推导建立了力学意义明确、便于计算的电荷载表达式，可用于指定电压条件下纤维增强型叠层合成板的变形分析。

In this article their mechanics analysis,reduction mechanism, microstructures and the actuating properties were discussed in detail.

本文综述了RAINBOW压电陶瓷的力学分析方法、还原机制、微观组织结构、驱动特性，并指出了RAINBOW压电陶瓷的发展趋势。

The inclusion cell is the bridge of macro and micro mechanical-electrical responses, but also provides a direct relationship between meso/micro grain characteristic parameters and between globe macro performance, which could become a great help for the study on damage, fatigue and fracture mechanism of ferro-electrics.

通过采用基于Hill理论的扩展的自洽计算方法，将其从一般多晶材料、复合材料的纯力学性能描述，扩展到具有力电耦合的复杂情况，建立其整体迭代和局部迭代的计算方法，得到铁电多晶材料的非线性力电耦合关系的描述。

The BlackLight Process is a breakthrough in power generation by the invention of a solid fuel that uses conventional chemical reactions to generate the catalyst and atomic hydrogen at high reactant densities that in turn achieves very high power densities.

不可见光的进程是电力学的一个突破，使用传统的化学反应产生催化剂及在高浓度下的氢原子的发明，反过来就会产生高能量浓度。

In this paper,the static and dynamic formulas are derived for the calculation of interference fit and analysis of the stress.

本文根据材料力学和弹性力学理论，对电主轴的配合特性进行了分析，分别推导出电主轴在静态和高速运转条件下，主轴过盈量和应力分布的理论公式。

Because of the unique electrical or mechanical performances, the intelligent structures, such as piezoelectric ceramics, are more and more popular in the area of sound and vibration reductions.

压电陶瓷等智能材料由于其独特的电力学性能，在减振降噪领域日益成为被关注的热点。

Chapter three and four analyze two kinds of piezoelectric transformers based on the three-dimensional piezoelectric linear theory and methods of thickness-shear mode circular cylinder piezoelectric transformer and torsional mode cylindrical thin shell piezoelectric transformer.

第三章和第四章以线性压电理论为基础，结合分离变量法和弹性力学的方法，具体分析了两类压电变压器，得到了各自问题的解析解。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。