electric displacement
英 [ɪˈlektrɪk dɪsˈpleɪsmənt]
美 [ɪˈlektrɪk dɪsˈpleɪsmənt]
电位移
双语例句
- The response of elastic stress and electric displacement in a long piezoelectric cylinder with a concentric penny-shaped crack is investigated in this paper.
研究了含有同心币形裂纹的压电长圆柱体的弹性应力和电位移响应。 - Numerical results for distributions of dimensionless displacement, electric potential, stresses and electric displacement across the thickness of the cylinder are given.
计算中考虑了不同的材料梯度，以及内壁的位移与电势的不同比例。 - The electric displacement has no obvious physical meaning.
电位移矢量没有明显的物理意义。 - With the help of these solutions and definitions of electroelastic field intensity factors, exact expressions for mode I, mode II and mode III stress intensity factors as well as mode IV electric displacement intensity factor are obtained.
使用这些解析解和电弹性场强度的定义，得到了裂纹前沿I型、II型和III型应力强度因子以及电位移强度因子的精确表达式。 - The problem of the mode-ⅲ interfacial crack between piezoelectric and elastic layers is analyzed using the Schmidt method. The situation that the layers are subjected to the antiplane shear stress and in-plane electric displacement is considered.
采用Schmidt方法研究条形压电材料和弹性材料的界面Ⅲ型裂纹问题，主要探讨条形压电材料和弹性材料受反平面剪应力和平面电位移作用的情形； - By using the complex variables function theory, a plane strain electro-elastic analysis was performed on a transversely isotropic piezoelectric material containing an elliptic elastic inclusion, which is subjected to a uniform stress field and a uniform electric displacement loads at infinity.
利用复变函数理论，对在无限远处均匀应力和电位移载荷作用下的含有椭圆形弹性夹杂的横观各向同性压电材料，作了力电分析。 - The stress field is independent of the electric displacement loading, and the electric displacement field is independent of the stress loading while there only are stress and electric displacement loading on the boundary.
结果表明，当边界上仅受应力和电位移载荷作用时，应力场与电位移载荷无关，电位移场与应力载荷无关。 - Electric displacement in dielectric
电介质中的电位移 - The results show that the stress and the electric displacement components in the crack's top have the& 1/ 2 singularity, and the stress-intensity factor k_I is independent of electric quantity when a positive piezoelectric effect is examined.
结果表明，在裂纹尖端应力分量和电位移分量均具有&1/2的奇异性；在正压电效应下，应力强度因子k1与电学量无关。 - In the section of electromagnetism in College Physics, the electric displacement vector ( D), is often introduced as an auxiliary physical concept through the studies on the interaction of electrostatic field and dielectric.
在大学普通物理的电磁学部分，讨论静电场与电介质之间的相互作用时，引入了一个辅助物理量&电位移矢量（D）。 - It is shown from the solution that the electric field strength and electric displacement in inclusion are all constant.
解答表明，夹杂内的电场强度和电位移为常量。 - It is also found that the electric displacement intensity factor depends on both material properties and the mechanical loads, but not the electric loads.
结果还表明，电位移强度因子取决于材料常数和机械载荷，但与电载荷无关。 - Electric field strength and electric displacement, for the electrically permeable slit crack, have types of singularity at the crack tip. Electric field strength and electric displacement are all constants along crack face and not relate to the dielectric constant of gas media in the cavity.
对平面电渗透型裂纹，切向电场强度和法向电位移沿裂纹面为常数，在裂纹尖端有奇异，电弹性场与孔洞内气体介质的介电常数无关。 - With the use of the general solution of the planar problems in piezoelectric media by means of complex variable functions, the expressions of stress intensity factors and electric displacement intensity factors are formulated.
在压电材料平面问题复变函数形式的通解的基础上，推导了裂纹问题的应力强度因子和电位移强度因子（统称为强度因子）的一般表达式。 - Directly qualitative analyzing electric displacement vector and magnetic field intensity are the achievement and innovation of this thesis.
本文的主要创新点在于以亥姆霍兹定理直接分析电位移矢量和磁场强度矢量。 - For permeable cracks, however, both the stress and the electric displacement intensity factors are all related to the mechanical loading and independent of the electric loading, and the electric displacement intensity factor is induced by piezoelectric effect.
而可导通裂纹的应力强度因子和电位移强度因子只与机械载荷有关，电位移强度因子由机械载荷通过压电效应产生。 - Finally, the relations between electric displacement intensity factors and stress intensity factors at crack tips can be obtained.
最终得到了裂纹的应力强度因子与电位移强度因子之间的关系。 - The quantitative relation between the electric displacement vector D and the polarization charge was studied by means of the method of the vector analysis. The condition which D has nothing with polarization charge was given.
本文利用矢量分析的方法，研究了电位移矢量与极化电荷之间的定量关系，给出了电位移矢量与极化电荷无关的条件。 - Testing and Adjustment of Electrohydraulic Servo Valve of Electric Displacement Feedback
轧机液压压下电位移反馈电液伺服阀的测试与调整 - The three-dimensional exact solutions of the displacement, electric potential, magnetic potential, stress, electric displacement and magnetic induction of equilibrium problems are also obtained.
并得到了平衡问题的扇形板和扇形环板在两种边界条件下的位移、电势和磁势，应力、电位移和磁感应强度的三维精确解。 - Full analysis and calculation are made for an idiographic problem that two-dimension piezoelectric slab is subjected to well-distributed load, and exact solutions of stress and electric displacement are obtained, which are consistent with those obtained by the general theory of elasticity and rather precise.
并就二维压电平板对边受均布载荷这一具体问题进行了完整的分析计算，得出了应力和电位移的具体解答，结果与一般弹性力学所得的结论相吻合，而且精度极高。 - As an applying example of the general solution, the problem of penny-shaped crack in piezoelectric ceramic under radial shear loads is solved, and the analytic expressions of the stress field and electric displacement field in the top of the crack are obtained.
作为通解的应用，文中求解了压电陶瓷中圆币形裂纹受轴对称径向剪切载荷的问题，得到了裂纹尖端附近应力场、电位移场的解析表达式。 - The solutions show that the coupling fields have a square root singularity at the crack tips, and the stress and electric displacement intensity factors are independent of the piezoelectric material constant.
结果表明，耦合场在裂纹尖端有1/2阶的奇异性，应力和电位移强度因子均与材料常数无关。 - Conversion relationship between the electric displacement flux and the displacement current
电位移通量和位移电流的变换关系 - The electric displacement and the strain of ferroelectric thin film can also be gained by averaging all domains.
通过对所有电畴求体平均来得到铁电薄膜的电位移和应变。 - In symplectic geometry space with the origin variables displacements, electric potential and magnetic potential, as well as their duality variables lengthways stress, electric displacement and magnetic induction, symplectic dual equations are employed.
在由原变量位移、电势和磁势以及它们的对偶变量纵向应力、电位移和磁感应强度组成的辛几何空间中，形成辛对偶方程组。 - In order to achieve high-precision optical path scan, in this paper, we select the electric displacement rail station which is formed by a precision guide as the scanning structure, uses high-precision grating position to achieve real-time location platform displacement feedback.
本文为了实现高精度光程扫描，选用由精密导轨构成的电控位移台作为扫描结构，利用高精度光栅尺实现对位移台位置进行实时位置反馈，实现了亚微米级的光程扫描分辨率。 - The electric displacement platform and rotating platform are used to switch the testing position and irradiating direction of the laser.
激光入射点和辐照方向的变换是通过电动平移台和旋转台来完成的。 - Solutions of stress and electric displacement are obtained. The explicit closed form expressions for the stress components and the stress intensity factor at the crack tip are given.
得到了应力、电位移的解，给出了裂尖各应力分量和应力强度因子的精确封闭解。