The coupled boundary integral equations and their reduced forms are deduced for hybrid mode problems, and these equations are discreted into a system of linear algebraic equations by moment method.
导出了关于混合模的耦合边界积分方程组及其退化形式，并用矩量法将之离散为齐次代数方程组，从而得波导的混合模传输常数；
Approximate solutions for the coupled non-linear equations are obtained for the velocity and the temperature.
求得了速度和温度的耦合非线性方程组的近似解。
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