Dip yas rau sab barbed hlau corrosion poob tus yam ntxwv qub, nyob rau hauv cov duab, xim thiab txhua yam khoom thiab lwm yam yuav hloov, uas ua rau cov khoom puas, pipeline to, tshwj xeeb tshaj yog, nws yog feem ntau yuav tawg, poob lub qub kev tiv thaiv muaj nuj nqi.Corrosion li qub...
Nyeem ntxiv