screen separation

• 筛分

screen separation的用法和样例：

例句

1. The complete machinery used for stone crushing and separation of the road construction project.
   公路用破碎筛分成套设备。
2. Materials that is smaller than the screen hole falls so that accomplishes the purpose.
   小于筛孔尺寸的物料从筛孔落下，即获得了筛分目的。