本文介绍了力学中的一个新概念机械能流，研究了能流中的应力张量，并讨论了动力学系统中机械能密度守恒点的一个应用。
This paper introduces a new concept-mechanical energy flow, studies stress tensor in energy flow and an application of mechanical energy density conservative points in dynamical systems is discussed.
统计获得了界面区的密度、压力张量及温度的分布，并且从分子层次观察分析了界面结构和动力学特性。
The density, the pressure tensor, and the temperature profiles are obtained. Meanwhile, the structure and the dynamic behavior of the interface are analyzed from the molecular level.
而且，球张量更能反映密度函数的角分布特性。
In addition, the spheric tensor illustrates better angular dependence of the density function.
证明了电能密度表达式是介电张量对称性的必然推论；
The expression of energy density is proved as the deduction of this symmetry.
构造考虑齿槽效应的气隙相对磁导函数，计算出气隙磁通密度，进而用麦克斯韦应力张量法计算出电机的磁阻转矩。
The effect of stator slotting being taken into consideration, the air gap relative permeance functions are derived and the flux density in air gap are computed.
构造考虑齿槽效应的气隙相对磁导函数，计算出气隙磁通密度，进而用麦克斯韦应力张量法计算出电机的磁阻转矩。
The effect of stator slotting being taken into consideration, the air gap relative permeance functions are derived and the flux density in air gap are computed.
应用推荐