【摘要】 本文在混凝土中接加矿物掺合料的必要性基础上，强调了大掺量掺合料是控制坍落度损失的最简便方法，并进而说明其原因。更多还原

【Abstract】 on the basis of the necessity of adding mineral additives in concrete this paper stresses that adding highcontent mineral additives is the simplest method to control the slump loss and the paper then explains the reasons.更多还原