论文部分内容阅读
大型屋面板预制构件中的角裂缝问题,是一个综合性的通病.根本原因是由于蒸汽养生时升温期构件产生膨胀以及混凝土配合比不尽合理.
The problem of angular cracks in prefabricated components of large-sized roof panels is a common problem. The fundamental reason is that due to the expansion of components during heating during steam raising and the concrete mix ratio is not reasonable.