It is obtained by numerical calculation that the mode spot size at the mirrors in a resonator with arbitrary configuration is always a finite value as long as radial gain variations are present.
只要出现径向增益变化，通过数值计算得到任意结构的谐振腔腔镜处的光斑尺寸总是有限值。
2
The finite element algorithm for transonic flows about wing and blended wing-body configuration is investigated based on the full potential equations.
从全速位方程出发研究了机翼和翼身融合体跨音速绕流的有限元算法。
3
The distributed static capacitance of the dipole antenna was solved by finite difference method. The influences of the antenna configuration coefficients on the distributed capacitance were analyzed.