介绍了一种多用途水声信号预处理机的具体设计，详细阐述了各模块电路的设计原理及工程实现，给出了部分电路的原理图。
A design of a multi-purpose hydro-acoustic signal preprocessor is introduced. A detail expatiation of the design principle and engineering realization of the modular circuits are given.
论文从理论和工程实践两个方面对SAR实时信号处理机及实时存储系统的研究、开发做了有益的探讨。
From the theory and project two aspects, this paper do some valued discussion on the study of SAR real time processor and real time data storage system.
提高声呐系统中信号处理机的处理能力也迫在眉捷，本文对应用于水声信号处理的声呐原理及算法进行了初步的研究，重点在于工程的实现。
In this paper, the Sonar theory and algorithms which are applied in underwater acoustic signal processing are preliminarily studied and the emphasis is placed on the realization of the system.
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