说明：  一8个阵元的均匀线阵，假设一功率为1的单频信号，假设信号从10度方向入射到基阵。不考虑噪声和其他干扰信号
(An 8 element array ULA, assuming a power of single-frequency signal 1, assuming 10 degrees from the direction of the incident signal to the base matrix. Without considering noise and other interference signals)