【摘要】 系统阐述了混凝土减缩剂的研究进展,详细描述了混凝土自收缩和干燥收缩的机理、减缩剂的作用机理和混凝土的收缩模型,并对国内外混凝土减缩剂的研发应用现状作了整体的评述。更多还原

【Abstract】 This paper gives a systematical presentation on the research progress in shrinkage reducing agent,the mechanism of drying shrinkage, autogenous shrinkage and the shrinkage model of concrete. The research and appli-cat ion status of shrinkage reducing agent at home and abroad is also reviewed.更多还原