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1984年10月2～5日在加拿大首都渥太华举行了混凝土非破损及现场检验国际讨论会。会议是由加拿大能源和矿产技术中心、美国混凝土研究所、美国国家标准局、加拿大土木工程协会四个部门联合筹备召开的。有来自37个国家和地区的代表233人出席,我国城乡建设环境保护部邵卓民、吴兴祖两同志参加了会议。会上宣读和讨论了62篇论文,其内容涉及混凝土非破损及现场检验的方法、仪器、理论及量测结果评定等。这次会议反映了这一领域中当前的国际状况和发展趋向,是一次内容相当丰富和学术水平较高的国际会议。在会上介绍的测试方法共有20余种。回弹法和超声波法仍然是非破损检测混凝土强
On October 2nd to 5th, 1984, an international seminar on concrete non-destruction and field inspection was held in the Canadian capital of Ottawa. The conference was jointly organized by the Canadian Energy and Minerals Technology Center, the American Concrete Institute, the US National Bureau of Standards, and the Canadian Civil Engineering Association. Representatives from 233 people from 37 countries and regions attended the conference. The environmental protection departments of the Ministry of Urban and Rural Construction of China, Shao Zhuoming and Wu Xingzu, attended the meeting. At the meeting, 62 papers were read out and discussed. The content involved the method of non-breakage of concrete and on-site inspection, equipment, theory, and measurement results. This meeting reflects the current international situation and development trend in this field. It is an international conference with rich content and high academic level. More than 20 kinds of test methods were introduced at the meeting. Rebound method and ultrasonic method are still non-destructive testing for concrete strength