HVZ-50A computerized Vickers hardness tester yog tus kheej-innovated tshiab tiam high-end khoom.Nws siv lub tshuab computer los tswj cov hardness tester, uas yooj yim thiab yooj yim.Tsuas yog vickers hardness testing, lub ntsuas yuav siv tau rau knoop hardness kuaj nrog knoop indenter.
