针对近年来一些混凝土工程施工中存在的裂缝问题,水利水电建设总局于1985年3月下旬在杭州召开了混凝土防裂经验交流会。参加会议的有设计、施工、科研、机械制造等40个单位的代表。会上,紧水滩、东江、葛洲坝、故县等工程的设计和施 In view of the cracks existing in some concrete construction in recent years, the General Office of Water Conservancy and Hydropower Construction held a concrete anti-cracking experience exchange meeting in Hangzhou in late March 1985. Attend the meeting of the design, construction, research, machinery manufacturing, 40 units of representatives. At the meeting, Tushui Tan, Dongjiang, Gezhouba, so the project design and facilities