计算时间和二维直方图,粒子图像分割及匹配均为自行编制的子例程，直线阵采用切比学夫加权控制主旁瓣比。- Computing time and two-dimensional histogram, Particle image segmentation and matching subroutines themselves are prepared, Linear array using cut than learning laid upon the right control of the main sidelobe ratio.