The activation of terres rares in aluminum impregnation changing with temperature, and the effect on seeping depth are discussed. 对渗铝中稀土的活化作用随温度的变化及对渗层深度的影响等进行了探讨。
The function of the microscopic behavior of terres rares in steel is analyzed. 分析了稀土在钢中微观行为的作用。