摘要
山砂替代砂应用于路面砼是一个不可回避的课题.本文以二级路宜———泸路的研究为依据,分析阐述了山砂路面砼不仅具有良好的工作特性、力学特性、干缩特性,而且具有显著的技术经济价值.
the mountain sand act fcr the sand application in the road lesson for concrete is first can＇t get arounding. Research that this text with the yi-lu road is a basis, analysis expound mountain sand road technique economy for concrete not only have the good work the characteristic, mechanical behavior, fuck the shrinkage properties, but also having marked value.
出处
《重庆交通学院学报》
2006年第6期78-80,108,共4页
Journal of Chongqing Jiaotong University
关键词
山砂
工作性
路用特性
经济性
mountain sand
work the characteristic
road uses the characteristic
economic acpects
