动态数据系统(Dynamic data system)方法是从1967年开始由吴贤铭教授(美国威斯康星大学)和他的约三十名研究生经过十几年的研讨和大量实践而逐步形成的一种行之有效的建模方法。有关这种方法的论述和研究成果(包括理论和应用)在近十年来国外期刊公开发表的不下几十篇,1979年夏吴教授应邀回国讲学时也对DDS方法的要点作了介绍。 The Dynamic Data System approach is a well-established initiative that has been developed gradually since 1967 by Professor Wu Xianming (University of Wisconsin) and about 30 of his graduate students after more than 10 years of research and practice Modal method. The dissertations and research results (including theory and application) about this method have been published in foreign journals in the recent ten years or so. In the summer of 1979, Professor Wu introduced the key points of DDS when invited to return to China for lectures.