“压痕”用英语怎么说

“压痕”的拼音为：yā hén...

压痕法测定硬度包括两大类.Indentation methods of hardness testing comprise two principal groups.调整凹模和凸模之间的间隙,即可改变压痕的深浅.Adjust the die and mould penetrated the changing indentation descend.应用有限元方法研究了大变形的微压痕和断裂问题.The micro - indentatio...