Izongezo ezilungisiweyo ezifana nezongezo zodaka ezisele zixutywe, i-cellulose ether, i-coagulation regulator, i-latex powder edispersible, i-air-entraining agent, i-ejenti yamandla okuqala, isinciphisi samanzi kunye nezinye izongezo ezitshintshiweyo zongezwa ngokweemfuno zeprojekthi, ephucula kakhulu i-performan. ...
Funda ngokugqithisileyo