1. This thesis introduces a Multifunctional Long-Delay digital sound-effect device and a Reverb device based on the same hardware platform.
    本文介绍了在同一硬件平台下实现的多功能长延时效果器和混响音效器。

2. Although the sound-effect of many high-quality speech chips is very good, the amount of data need to be processed is too large.
    在选择语音处理器时，DSP以其独特的优势而为大家所推崇，笔者也在运用DSP来开发这样的语音系统犤1犦。

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3. Achievements in IT area are widely used in multimedia area, which in turn greatly improve the multimedia industry. The application of Long-Delay and Reverb Sound-effect system is a good example of DSP in audio Process.
    IT 领域的科技成果越来越普遍的应用于视音频领域并大大地推动了视音频科技的进步，本课题研究的长延时与混响效果器就是在音频领域应用的一个很好的例子。

4. For the software, the thesis firstly introduces the designs of the sound-effect model of the two processing device, including the sound-effect algorithm and all the effect-model designs of the Long Delay device, the Hall and Room algorithm of Reverb device, and a newly designed Spring Reverb algorithm for Reverb device.
    软件方面首先介绍了两个效果器中各个效果模型的设计，包括多功能长延时音效器的各个效果模型的设计，混响效果器中大厅、小厅混响模型的介绍，以及混响效果器中弹簧混响模型的设计。

5. The Design and Realization of Long-Delay and Reverb Sound-effect System
    长延时与混响数字音效器的研究与实现