由国际自控联(IFAC)、国际运筹学会发起,中国自动化学会主办的国际自动控制学术会议于1985年8月20日至22日在北京科学会堂召开。中国、美国、苏联、日本、西德、东德、英国、罗马尼亚、南斯拉夫、匈牙利等二十八个国家和地区的一百五十九名代表出席了会议。IFAC的官员 M.Thoma, P.Egkhoff, M.Naiim, 严筱钧,W.Schaufelberge,顾绳谷等也出席了会议。会议组织委员会主席杨嘉墀教授致开幕词。IFAC主席M.Thoma等也在开幕式上致了词。 Initiated by International Association for the Control of Automation (IFAC) and International Operations Research Institute, the International Conference on Automatic Control organized by the Chinese Society of Automation was held at the Beijing Science Hall on August 20-22, 1985. Fifty-nine delegates from 28 countries and regions including China, the United States, the Soviet Union, Japan, West Germany, East Germany, Britain, Romania, Yugoslavia and Hungary attended the meeting. IFTAC officials M. Thoma, P. Ekhkhoff, M. Naiim, Yan Xiaojun, W. Schaufelberge, Gu Sava Valley, etc. also attended the meeting. Professor Yang Jia-yuan, chairman of the Organizing Committee, delivered the opening speech. IFT Chairman M. Thoma also made a speech at the opening ceremony.