电球

外激励下压电球壳的球对称稳态响应分析

Spherical-Symmetric Steady-State Response of Piezoelectric Spherical Shell Under External Excitation

荷电球的共形平直整体正规解

Globally regular solution of conformal flat for a charged sphere

荷电球对称质量外部区域的电磁场总能量

Electromagnetic Field Energy Momentum Tensor in External Region of Charged Spherical Symmetric Mass

指出均匀电荷密度分布与线性质量密度梯度分布的荷电球在一定的条件下可以构成整体正规解，在物理上是合理的。

We show that in the case of a charged sphere with uniform charge density distribution and linear mass density gradient distribution a globally regular solution can be constructed under some restrictions .

基于MATLAB的高速电主轴球轴承优化

High Speed Electricity Spindle Bearing Optimization Based on MATLAB

压电材料球对称问题的通解

The General Solution of Sphere symmetric Problems in Piezoelectric Material

含单参数共形运动群的荷电气体球

Charged gas spheres admitting a one-parameter group of conformal motions

层合球面各向同性热释电空心球的瞬态响应

Dynamic responses of a multilayer spherically isotropic pyroelectric hollow sphere

共形平直空&时中的静态荷电尘埃球

Static charged dust sphere in a conformal flat spacetime

给出了均匀各向同性实心圆柱和实心球的弹性动力学解并讨论了实心圆柱和实心球内的动应力集中现象。还给出了压电空心球平衡问题的通解及其应用。

The elastodynamic solutions of homogeneous , isotropic solid cylinder and solid sphere are also presented .

通过声场测量，筛选出合格的压电陶瓷球片，在治疗设备的制造中显得尤为重要。

It is very important to pick out the qualified flakes by acoustic field measurement in equipment manufacture .

10MW高温气冷堆电涡流碎球分选装置的研制

Development of the Device of Separating Failed Spheres with Electromagnetic Eddy Current in HTR 10

压电陶瓷驱动球基微驱动器的动力学研究

Dynamical research on spherical micro actuator with PZT drivers

温差式最大用电功率计球盘调速差动机构的功率及效率分析

Analysis of Power and Efficiency of Differential Mechanism with Ball Disk as Speed Controller

垂直电偶极子在球外侧电磁场的闭合解及验证

The closed solution and verification of the electromagnetic field of a vertical dipole over the sphere

针对梯度功能压电复合材料球壳热弹性响应提出了简单而精确的近似解。

A simple and accurate approximate solutions of thermoelastic responses of functionally gradient piezoelectric composite spheres is developed .

在很多的高尔夫球场的草皮中，你可以看到人们用电风扇在球洞的草皮上方吹风以确保空气有良好的流通。

On many golf courses , you will find electric fans blowing over the green to make sure the airflow is perfect .

基于左右手运动想象脑电的彩色球分类系统设计。

The power spectrum is used in our research to obtain the EEG feature . ( 3 ) The classification system for color balls was designed based on left-right hand motor imagery .

本文在文献[1,3]讨论荷电静态和球对称度规下的引力质量亏损的基础上进一步讨论电荷守恒的情况。

In this paper gravitational mass defect in charged static and spherically symmetric metric discussed by [ 1,3 ] is extended to the case in which charge is kept constant in the course of gravitational mass defect .

丘脑底核慢性电刺激与苍白球毁损术治疗帕金森病疗效比较

Comparison of deep brain stimulation and pallidotomy for Parkinson 's disease

电偶极子与介质球系统的镜像电荷

The Mirror-image Charges of Electric Dipole and Medium Sphere System

电偶极子和导体球系统电势的求解

Two Kinds of Solutions to the Electric Potential of Electric Couple Polaron and Conductor Sphere System