几年来,特别是大跃进以来,通过施工实践和科学理论的研究,无论是对水工混凝土性能的认识、施工工艺的改进以及施工技术水平的提高上,都取得了显著的成绩,积累了一定的经验,但由于经验不足,在各项工程的设计和施工中,也出现了不少质量问题。某些问题甚至是严重的。根据对桓仁、刘家峡等 Over the past few years, especially since the Great Leap Forward, through the study of construction practice and scientific theories, remarkable achievements have been made both in understanding the performance of hydraulic concrete, in improving the construction technology and in improving the technical level of construction, Experience, but due to lack of experience in the design and construction of various projects, there have been a lot of quality problems. Some problems are even serious. According to Huanren, Liu Jiaxia and so on