Large grain sized specimens, polished monograin thick slices and cross electrodes are prepared for observing the dynamic processes of domain movement.
制备粗晶粒及单个晶粒厚的抛光薄片，利用十字形电极，观察在电场作用下，电畴运动的动态过程。
2
In this paper, the theoretical model of cross-flow of grain cleaning fan on farm is proposed by using the finite element method.
本文应用有限元方法，建立了横流式农用清选风机内部的气体流动数值模拟模型。
3
The average thickness shrinkge rate (6. 5%) is higher than that of convection drying (3.3%) and cross-grain shrinkge rate (4.8%) is lower than that of convection drying 7. 9 %.