Expanded cement with alunite adopted for mending digester 明矾石膨胀水泥修补沼气池效果好
2.
The load - stain curve of bar was obtained in the shear strength test . the mechanism of mechanical joint element in the shear test was analyzed . strengthen mechanism of adhesive agent - expand cement paste 通过测量钢筋在受剪时候应变,得出钢筋的荷载?变形曲线,对机械连接件的受力原理做了分析;分析了膨胀水泥净浆作为界面剂时对于试件抗剪强度的增强机理。