第5届国际膨胀土会议于1984年5月21日至23日在澳大利亚的阿德雷德召开。来自加拿大、美国、英国、苏丹等国的149名代表出席了会议。东道主澳大利亚的代表全面地介绍了该国对膨胀土进行研究的历史和现状。我国有4名代表参加了这次会议(其中有2人在澳)。会上代表们着重讨论和交流了:①土的 The 5th International Dirt Symposium was held in Adelaide, Australia, from May 21 to May 23, 1984. 149 representatives from Canada, the United States, Britain, Sudan and other countries attended the meeting. The representative of the host Australia presented a comprehensive overview of the history and status quo of the study on expansive soils in the country. Four representatives of our country attended the meeting (two of them were in Australia). Delegates at the meeting focused on discussion and exchange: ① earth