由中国土木工程学会和中国科技咨询中心预应力技术专家组共同举办的第四届全国预应力学术交流会于１９９８年１１月２６－２９日在贵阳市隆重召开，３１４名来自全国各地从事预应力科研、设计、施工和材料设备生产单位的代表参加了本次会议。此届大会是继第三届全国预应力学术 The 4th National Prestressed Academic Exchange Meeting jointly organized by the China Civil Engineering Society and the Prestressed Technical Expert Group of the China Science and Technology Consultation Center was held in Guiyang on November 26-29, 1998. 314 people from all over the country were engaged in prestressing. Representatives of scientific research, design, construction and material equipment production units attended the meeting. This session is the third national pre-stress academic