应美国联合技术公司工程协作委员会(UTECA)1999年会组委会的邀请,清华大学热能系江亿教授、张立志博士后于1999年4月18日至30日对美国进行了访问。除参加UTECA1999年会外,还访问了康涅迪克州立大学、联合技术研究中心(UTRC)等科研院所,与美国同行就科研项目和学术研究进行了交流。我们与来自中国其他6所高校的6位教授组成的中国代表团一行8人于4月18日到 At the invitation of the Organizing Committee for UTECA 1999, Tsinghua University Department of Thermal Energy Professor Jiang Yi and Dr. Zhang Lizhi paid a visit to the United States from April 18 to April 30, 1999. In addition to participating in UTECA's 1999 conference, he also visited research institutes such as Connecticut State University and UTRC and conducted exchanges on scientific research projects and academic research with their counterparts in the United States. Our delegation of 8 from 6 professors from 6 other universities in China went from April 18