新的国家标准《钢筋混凝土施工及验收现范》(GBJ204-83)冬季施工部分,对原规范第七章作了较大修改,共修改了24条,增加了8条,删除3条,合并4条,保留1条。新章节的特点是:1.新规范条文基本上都是根据我国自己的科研成果和生产实践经验综合分析后确定的;2.各条文内容在确保工程质量前提下,适应了我国当前生产实际及技 The new national standard “Front Reinforced Concrete Construction and Acceptance” (GBJ204-83) is part of the winter construction. The seventh chapter of the original specification has been greatly revised, with a total of 24 amendments, an increase of 8 articles, deletion of 3 articles, and consolidation. 4, keep one. The new chapters are characterized by: 1. The new regulations are basically determined based on a comprehensive analysis of China’s own scientific research results and production practices; 2. The content of each article is adapted to the actual production in China and on the premise of ensuring project quality. Technique