The cutoff wavelength of the rectangular coaxial waveguide in the coupling region is calculated by boundary element method.
其耦合区为矩形同轴波导。 文中用边界元素法对矩形同轴波导的截止波长进行了计算。
2
Evolutional rule of wear trace wavelength and wave hollow from calculation of boundary layer parameter are deduced. A new thread of researches in erosion wear is provided.