This paper describe s the shearing test of 87 samples,for the bond between general concrete and new concrete,fired concrete and new concrete,corrupted concrete by hydrochloric acid and new concrete,carbonized concrete and new concrete.
共进行了 87个一般混凝土、受火烧混凝土、受盐酸腐蚀混凝土和碳化混凝土与新混凝土结合试件抗剪强度的试验 ,研究了不同结合面粗糙度、不同混凝土等级、不同火烧温度、不同腐蚀及碳化深度等对新旧混凝土结合性能的影