water-reducers相关论文
Influence of ultra-early strengthening type polycarboxylate water-reducers on the performance of pre
As for modem high performance precast concrete, the use of early strength water-reducers is the main method to improve t......
以自主研发的全尾砂新型胶凝材料(不含水泥,由工业废渣组成)为基础,采用设计4因素3水平的正交试验L(934),考察了萘系、糖钙两种减水剂......