本文就语音合成系统,特别是在文语转换方面的一些关键技术及实现做了详细的描述和介绍,并且给出了一个实际文语转换系统的实现方案。该语音合成系统作为一种新型人机界面已经成功的应用在多型号卫星测试系统中。 In this paper, some key technologies and implementation of speech synthesis system, especially in the language conversion are described and described in detail, and a realization scheme of the actual speech conversion system is given. The speech synthesis system has been successfully used in many types of satellite test systems as a new type of man-machine interface.