【摘要】 综合分析和评述了粉煤灰、矿渣、硅灰对混凝土的工作性、耐久性和强度的影响及在高性能混凝土中的应用研究现状;重点分析了复掺粉煤灰和矿渣超细粉在配制高性能混凝土中的重要作用;对粉煤灰和矿渣超细粉在高性能混凝土中的应用提出了几点看法更多还原

【Abstract】 The effects of fly ash,blast furnace slag and silica fume on workability,durability and strength of concrete are anaˉlyzed,and the present status of utilization of these mineral powders in high performance concrete is reviewed based on literaˉtures.The importance of combined addition of fly ash and blast furnace slag is emphasized.Several suggestions concerning the utilization of fly ash,blast furnace slag in high performance concrete are proposed.更多还原