Results indicate that reinforcement index can reflect effects of both concrete strength and reinforcement ratio on the steel stress.
结果表明,截面配筋指标可综合反映混凝土强度和截面配筋率对受拉钢筋应力水平的影响;
3
The dynamic strength and parameters were determined, and some influential factors, such as particle composition, confining pressure, consolidated stressratio and dynamic stress, were discussed.