The radial electric displacement is a linear function with radius.
的径向的电位移是半径的线性函数。
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。
Finally, the relations between electric displacement intensity factors and stress intensity factors at crack tips can be obtained.
最后,电位移强度因子和裂纹尖端的应力强度因子之间的关系可以得到。
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。
Numeral results show that, under shear loading conditions, the stress intensity factor is independent of applied electric displacement and electric field.
结果表明,在外加剪切荷载的作用下,应力强度因子与外加电场无关。
Based on linear piezoelectricity, the singularly distributed stresses and electric displacement in the surface electrode border vicinity are investigated.
基于线性压电理论,研究了表面附有圆形电极板的半无限压电介质电极边缘的电弹场奇异分布特性。
The paper is to prove the refraction on two kinds of medium interfaces of electric displacement line using the boundary condition of the electric field and Fermat Principle.
利用电场边界条件和费马原理证明电位移线在两种介质界面上的折射。
The effects of the electric displacement loading on the crack initiation in a PZT-5H piezoelectric ceramic media were investigated by the theory of maximum energy release rate.
以最大能量释放率为启裂准则,结合PZT-5H压电陶瓷材料,分析了电位移载荷对裂纹启裂的作用效果。
It is found that the electric displacement intensity factors for the permeable crack surface conditions are much smaller than the results for the impermeable crack surface conditions.
与不可导通电边界条件相比,导通裂纹表面的电位移强度因子比不可导通裂纹的电位移强度因子要小许多。
Maxwell's equations conserve certain properties-the magnetic field intensity, the electric displacement field and the Poynting vector that describes the electric flux of an electromagnetic field.
麦克斯韦方程中有某些特性是恒定不变的——磁场强度、电位移场以及描述电磁场电通量的坡印廷矢量。
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。
A new intelligent control system primarily composed of electric proportional valve, displacement transducer, data acquisition and process module is constructed.
建立了由电气比例阀、位移传感器、数据采集模块及计算机等组成的机械压力机智能控制系统。
The principle of electric eddy current sensors is introduced. The method to measure displacement using an electric eddy current sensor is given.
本文简单介绍了电涡流传感器的原理,给出了利用电涡流传感器测量位移的方法。
The principle of paper thickness on-line measurement using displacement differential method based on laser displacement sensor and electric eddy current displacement sensor is introduced.
介绍了基于激光位移传感器与电涡流位移传感器的位移差动法在线检测纸坯厚度的原理及测量系统的软硬件设计。
Stepping motor is a kind of electromechanical component that is driven in step angle or line displacement by electric pulse signal.
步进电动机是一种将电脉冲信号转换成相应的角位移的机电元件。
A mathematical model of transient electric field is deduced, which takes dielectric polarization loss and displacement current into account.
推导出了考虑介质极化损耗和位移电流情况下暂态电场计算的数学模型。
Electric - machine conversion component is indispensable of the control system of the electric liquid. It transforms the electric signal into mechanical mete - force (moment) and displacement.
电-机转换元件是电液控制系统中不可缺少的部分,它将电信号转换为机械信号-力(力矩)或位移。
The computer PID control for electro hydraulic proportional constant presure variable displacement pump with electric feedback is introduced.
介绍了电反馈电液比例恒压变量泵的计算机PID控制。
Via variant of displacement harmonic oscillation, the exact electronic states in the semi-parabolic QW with an applied electric field are obtained.
通过位移谐振子变换,得到了系统中的电子态的精确解。
The formulas of general force displacement electric fields for piezoelectric laminated shell were derived according to the laminate theory and piezoelectric constitutive equations.
并由复合材料板壳的广义内力公式和压电本构关系,导出压电层合壳的广义内力-位移-电场关系;
Dynamic characteristics of the er damper are tested at different electric field strengths and varying displacement amplitudes.
已建立的电流变阻尼器的动力特性将在不同的电场强度和变化的位移幅度下进行测试。
The displacement currents in capacitors, which are of common speaking, correspond to the irrotational electric field.
我们通常所说的电容器中的位移电流就是对应于可变有源无旋电场的位移电流。
The analytic expressions of deflection and displacement of the beams for various boundary conditions were obtained under combined electric field and uniformly distributed load.
并求得在电场和均布力联合作用下各种边界条件梁的挠度和位移解析表达式。
The displacement current corresponding to a variable irrotational electric field does not excite any magnetic field.
对应于可变有源无旋电场的位移电流不激发磁场。
MCG can detect displacement of ST-segment caused by electric current due to ischemic myocardial injury and is helpful in early diagnosis of coronary heart disease.
MCG可以检测心肌缺血损伤电流造成的ST段基线位移,有利于早期诊断冠心病。
The new theory and new method of the electromechanical displacement and electric potential analysis of piezoelectric intelligent beam are studied in the paper.
研究压电智能梁结构力电耦合位移电势分析的新理论新方法。
By optoelectronic conversion, the displacement value is transformed into electric pulse signal.
通过光电转换,将位移量转换成电脉冲信号。
When measured fluid flowing, the magnet body linked with the floater produces the corresponding displacement, making the Hall probe export the corresponding changing electric signal.
当被测流体流动时,与浮子相联结的磁体产生相应位移,使霍尔探头输出相应变化的电信号。
The test shows the corrosion self electric potential has negative displacement and the corrosion self rate is reduced if there is deposit on the wall.
试验表明:表面有沉积物时,碳钢自腐蚀电位负移、自腐蚀速率减小;
The test shows the corrosion self electric potential has negative displacement and the corrosion self rate is reduced if there is deposit on the wall.
试验表明:表面有沉积物时,碳钢自腐蚀电位负移、自腐蚀速率减小;
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