Umhla wokuThumela: 6, Jun,2022 Ekuqaleni, umxube wawusetyenziselwa ukugcina isamente kuphela.Ngophuhliso lobugcisa bokwakha, i-admixture ibe ngumlinganiselo oyintloko wokuphucula ukusebenza kwekhonkrithi.Ndiyabulela kwi-superplasticizers, i-concrete ephezulu, i-self-compacting concrete, i-concrete ephezulu yamandla isetyenziswa ...
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