并讨论了稳态方程的性质。
在这份报告中，我将解决二维泊松方程为通过直接和迭代法上的长棒的横截面中的热分布的稳态方程。
In this report, I will solve the 2d Poisson equation as the steady state equation for the heat distribution on the cross section of a long rod through both direct and iterative methods.
转差频率控制能够在一定程度上控制电机的转矩，但它是以电机的稳态方程为基础设计的，并不能真正控制动态过程中的转矩。
Based on the steady state equations of the motor for the design of VSVF, VSVF can control the torque to a certain extent, but it cannot implement the real control in the dynamic process.
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