1Liu Keming,Yang Shuzi,Zhou Zhaoying(Associate Professor, Huazhong University of Science andTechnology, Wuhan 430074, China)(Member of the Chinese Academy of Sciences (MCAS), President ofHuazhong University of Science and Technology, Wuhan 430074, China).Scientific Successes of Machine Design Ideasin Ancient China[J].Computer Aided Drafting,Design and Manufacturing,1999,9(2):1-11.