金(jin)屬(shu)硬度(du)(du)對(dui)(dui)照(zhao)表(布氏(shi)硬度(du)(du)HB、洛氏(shi)硬度(du)(du)HRC、肖氏(shi)硬度(du)(du)HS、維氏(shi)硬度(du)(du)HV)互換對(dui)(dui)照(zhao)表


發布日期:2022-10-29 13:55:24 人氣:1962
金(jin)屬(shu)硬度(du)(du)對(dui)(dui)照(zhao)表(布氏(shi)硬度(du)(du)HB、洛氏(shi)硬度(du)(du)HRC、肖氏(shi)硬度(du)(du)HS、維氏(shi)硬度(du)(du)HV)互換對(dui)(dui)照(zhao)表

