Kwanan Wata:29,Jan,2024 A halin yanzu, amfani da polycarboxylate superplasticizer ruwa rage jami'ai ya zama ruwan dare gama gari a cikin gini, saboda aikin samfuran su na iya haɓaka ƙarfin gini da ingancin injiniya. Wannan samfurin kore ne, ...
Kara karantawa