石粉对机制砂混凝土性能影响的研究现状

Researching development of influence of limestone powder on the machine-made sand concrete performance

论述了国内外机制砂混凝土的研究现状。从机制砂混凝土的工作性、力学性能、干缩性能、抗渗性、抗冻性等方面阐述了石粉对机制砂混凝土性能的影响。

This paper discussed the researching development of the machine-made sand concrete.And from the effection of limestone power on workability,mechanical properties,shrinkage properties,impermeability,frost resistance and so on.