The influence of hydroxyethyl methyl cellulose and vinyl co-polymer on the bulk density and capillary water absorption of hardened cement mortars was studied.
英
美
- 研究了羟乙基甲基纤维素和乙烯基共聚物2种聚合物干粉对硬化水泥砂浆体积密度和毛细孔吸水率的影响。