讲述浅海水声信道下的多途时延估计方法，供声学方向的学生学习参考-About the shallow water acoustic channel under the multi-path delay estimation method for the acoustic direction of student learning reference

讲述浅海水声信道下的多途时延估计方法，供声学方向的学生学习参考(The multi-channel time delay estimation method in shallow underwater acoustic channel is described, which is a reference for students in acoustic direction)