Ni ibere lati mu nja workability, compressive agbara ati slump idaduro iye, nja eweko maa afikun admixture.Ọpọlọpọ awọn oriṣi ni o wa: oluranlowo idinku omi, oluranlowo fifa, apanija nja, defoamer, ohun imuyara, mabomire, aṣoju afẹfẹ afẹfẹ, oluranlowo antifreeze bbl Gbogbo iru ...
Ka siwaju