应《混凝土世界》的邀请,中国建筑学会建筑材料学术委员会组织了由中国建筑科学研究院、建筑材料科学研究院、中国新型建筑材料公司和苏州混凝土水泥制品研究院的六名同志组成的代表团,于1986年2月15至20日到美国亚特兰大市参加了1986年国际混凝土博览会。会后,在亚特兰大、芝加哥、旧金山、洛杉矶等地参观了有关大学、预制厂和科研设计单位。现把有关情况及收获分述如下。一、基本情况国际混凝土博览会是由美国混凝土学 At the invitation of “Concrete World,” the Architectural Committee of the Architectural Society of China organized a delegation of six comrades from the China Academy of Building Research, the Institute of Building Materials Science, the China New Building Materials Corporation and the Suzhou Concrete Cement Products Research Institute. On February 15th to 20th, 1986, he attended the 1986 International Concrete Expo in Atlanta, USA. After the meeting, they visited universities, prefabrication factories and research and design institutes in Atlanta, Chicago, San Francisco, and Los Angeles. The relevant circumstances and gains are now described as follows. First, the basic situation of the International Concrete Expo is to learn from American concrete