说明：  矢量传感器的声强法定向程序。利用矢量传感器输出生涯和阵速的相关性，求出平均声强可以提高定向精度的方法。
(Sound intensity vector sensors to the statutory procedures. The use of vector sensor array output career and the relevance of speed, calculated the average sound intensity can improve the directional accuracy of the method.)