revolving roll picker

例句：

1. 1. Therevolving drum picker is an essential tool for sorting materials in a factory.
   旋转滚筒拣选机是工厂中分类材料的重要工具。
2. 2. The revolving drum picker has greatly improved the efficiency of material sorting.
   旋转滚筒拣选机大大提高了物料分拣的效率。
3. 3.In this process, the revolving drum picker plays a crucial role in separating different types of materials.
   在这个过程中，旋转滚筒拣选机在分离不同类型材料中起着关键作用。