Granite ntxhuav yog qhov kev xaiv nrov rau cov khoom siv sib dhos ua ke vim lawv qhov ruaj khov, ruaj khov, thiab flatness.Lawv tiv taus khawb, abrasions, thiab tshuaj lom neeg, ua rau lawv yooj yim los ntxuav thiab tswj.Yuav kom khaws lub rooj granite rau precision a ...
Nyeem ntxiv