Four polycarboxylate-type (PC) superplasticizers of different functional groups were used;their dispersing and retaining behaviors were analyzed through ZETA po
A new-type underwater non-dispersible concrete admixture NDA was prepared,its function mechanism was analyzed,and C40 high performance non-dispersible underwate
The components of expansive soil were analyzed with EDAX, and it is shown that the main contents of expansive soil in the northern Hubei have some significant e
A preparation technology of chloride contaminated resistant concrete was presented. The newly developed non-steady-state migration test method was employed for