The grain boundary energy was measured with thermal etching method.

用热蚀刻方法测量了合金的晶界能。

Grain boundary diffusion plays an important role in the whole sintering course.

晶界扩散在烧结过程中始终起着非常重要的作用。

The formation of grain boundary step when machining poly-crystal is also examined.

还探讨了加工多晶材料时晶界台阶的形成。

Themicrostructure of bonded zone consist of upper bainite and grain boundary ferrite.

接合部组织由晶界铁素体及晶内上贝氏体组成。

The method for displaying the grain boundary was studied systematically and successfully.

对钢的晶粒度显示方法进行了系统研究，获得理想效果。