Isticmaalka wakiilka carburizing
Sida brand caanka ah ee dunida ee baaruud hoose calcined, wakiilka graphitized carburizing iyo yaraynta wakiilka ee alaabta kiimikada, waxaan ku dadaalnaa in la abuuro qiimaha in ka badan 3000 warshad bir waaweyn, foundries iyo dhirta kiimikada ee 65 dalalka adduunka oo dhan.Marka hore, biraha birta ah, ee ku dhex jira pr...