Study on the conservation of electromagnetic field energy and angular momentum when neutral conductor spins in the even magnetic field;
中性导体在磁场中旋转时电磁场能量及角动量守恒研究
The spacetime curvature was dealed with produced by the linear polarizational pulse laser of Hermit-Gaussion,one of the currently accepted forms for the intense pulse laser,using the general relativity which includes the linearized Eienstein equation,the Christoffel symbol,the stress-energy tensor and so on.
运用广义相对论中的线性化爱因斯坦方程、克里斯托菲尔联络、电磁场能量动量张量等对最基本且最常用的激光模式 :厄米特高斯 ( 0 ,0 )模线偏振强脉冲激光所产生的局部时空弯曲进行了研究 ,算出了有关的物理量 。
THE RELATIVASTIC TRANSFORMATION OF ENERGYFLOW DENSITY VECTOR AND ENERGY DENSITYOF ELECTROMAGNETIC FIELD
电磁场能流密度矢量与能量密度的相对论变换
Based on this method, the electromagnetic field and its derivative are calculated for demonstration from a known distributed current source simulating a simple lightning return stroke current model.
由电流密度的时空分布,用偶极子法计算了电流源产生的电磁场,给出了不同距离处电磁场的值。
Calculation on Magnetic Field and Thermal Field of Permanent Magnet Motor with High Power Density
高功率密度永磁电机磁场与温度场计算
Vector Magnetic Field Measurements of Sunspots and Calculation of Longitudinal Current Density;
太阳黑子矢量磁场的测量及视向电流密度的计算
The Poynting vector that represent the flow of electromagnetic power density on a sphere from a linear dipole antenna is approximated by the summation of the field of segmented line current as Hertz dipoles.
以赫芝偶极之电磁场合成任意长度偶极天线在球面上电磁功率密度流之时变玻因亭向量。
The force of attraction is dependent on the strength of the magnetic field that again is dependent upon the strength of the current.
引力取决于磁场强度,磁场强度取决于电流强度。
Study on precise coil magnetic field affected by discrete current
离散电流对精密线圈磁场影响的研究
The3- D Vector and Pattern of Electromagnetic Field and Power Density on a Sphere from an Array of Time Harmonic Current.
弦变线电流阵列在球面上电磁场及功率密度流之时变向量与三维场形。
The critical current density of pure MgB2 is comparable to that of triniobium tin at low magnetic fields but falls off much more rapidly at higher fields.
在低磁场下,硼化镁的临界电流密度与三铌化锡相当,但是在较高的磁场下却下降得很快。
It stores electric energy in the magnetic filed generated by DC current flowing through a coiled wire.
直流电流流过一绕结线圈,将电能储存于磁场中。
CFD Simulation in Flow Field of High Water Based Electromagnetic Pilot Valve with the Spherical Surface Seals;
球面密封高水基电磁先导阀流场的CFD模拟
An ambient field aids the magnetization from the exciting current.
背景场加强了激励电流的磁化强度。
Simulations of magnetic fields generated by the Antarctic Circumpolar Current at satellite altitude: Can geomagnetic measurements be used to monitor the flow?
在卫星高度南极周围电流所产生磁场的模拟:地磁测量能用监视器流的吗?
Effect of Pulsed Electromagnetic Fields of Different Magnetic Intensity on Bone Mineral Density, Bone Calcium Content and Biomechanical Properties of Femur in Ovariectomized Rats;
不同强度脉冲电磁场对去势大鼠股骨骨密度、骨钙含量和生物力学性能的影响
Study on the Corresponding Variation of the Apparent Density of Magnetic Fluid in Non-homogeneous Magnetic Field;
磁性流体“表观密度”在非均匀磁场中变化规律研究
Effect of EMBr on Fluid Flow and Temperature during Continuous casting
电磁制动对结晶器流场以及温度场影响的研究
Simulation on Flow Field and Temperature Field of Molten Steel in Bloom Mold with EMS
电磁搅拌结晶器钢液流场和温度场模拟仿真
Effects of current density and temperature on the performance of VRB
电流密度和温度对VRB性能的影响