微硬度 meaning in Chinese

mih
small hardness

En 1043 - 2 destructive tests on welds in metallic materials . hardness test . part 2 : micro hardness testing on welded joints
金属材料焊接破坏试验.硬度试验.第2部分:焊缝微硬度试验
Wang , r . , and s . weiner . " human root dentin : structural anisotropy and vickers microhardness isotropy . " connect tissue res . 39 , 4 ( 1998 ) : 269 - 79
人类牙根：结构非均向性与维克微硬度等向性刊于《连结组织研究》 39 , 4 ( 1998 ) : 269 - 79