By using variables separation in the complex number field, the real analytical solution in the form of Fourier series was obtained.
在复数域内利用分离变量法，得到了这类方程的级数形式的解析解，而最后的解是实数形式。
By using variables separation in the complex number field, the real analytical solution in the form of Fourier series was obtained.
在复数域内利用分离变量法，得到了这类方程的级数形式的解析解，而最后的解是实数形式。
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