摘要
Abstract
The concrete buildings often appear crack problem-s. While the cracks, mainly due to cement water heating, load, heaving, shrinkage, steel corrosion, temperature, the quality of concrete, foundation shape changes, alkali aggregate reaction and so on.关键词
水利枢纽/混凝土裂缝/洞室衬砌Key words
water conservancy/concrete crack/tunnel lining
