中国土木工稃学会桥梁及结构工程学会第九届全国桥梁学术会议干1990年4月17日至2O日在杭州市召开。会议除学术交流外,学会理事会进行了换届改选。出席会议的有全国设计、施工、科研和高校等部门的桥梁及结构工程专家以及学会理事和论文作者共239人。总会理事长、桥梁及结构工程学会理事长李国豪等同志出席了会议并讲了话。大会对1985年以来 The 9th National Bridge Academic Conference of the China Society of Civil Engineering and Geotechnical Engineering was held in Hangzhou from April 17 to April 20, 1990. In addition to academic exchanges, the Council of the Society conducted a reelection. A total of 239 bridge and structural engineering experts from the national design, construction, research, and university departments, as well as directors and authors of the Society, attended the meeting. The chairman of the association, chairman of the Bridge and Structural Engineering Society, Li Guohao, attended the conference and delivered a speech. Conference since 1985