砂石颗粒级配对混凝土设计强度的影响  

Influence of the Particle Grade of Sand and Stone Distribution on the Design Strength of Concrete

作　　者：周丽霞[1] 余耀[1] 

机构地区：[1]贵州大学土木建筑工程学院,贵州贵阳550003

出　　处：《贵州工业大学学报（自然科学版）》2008年第4期101-103,109,共4页Journal of Guizhou University of Technology(Natural Science Edition)

摘　　要：探讨贵州砂、石骨料颗粒级配问题及砂率的选用大小,对混凝土配合比中水泥用量进行了探讨。This article explores the problem about particle grade of the fine aggregate and coarse aggregate in Guizhou. And the selection of the sand percentage is the key to the consumption of cement in concrete mixing proportion.

关 键 词：骨料 混凝土 颗粒级配 砂率 

分 类 号：TU502[建筑科学—建筑技术科学]