desludging separator

例句：

1. 1. The desludging separatoris used to separate the sand and gravelfrom the soil.
   疏砂分离器用于将土壤中的沙和砾石分离出来。
2. 2.The desludging separator is anessential tool for maintaining the cleanliness ofthe construction site.
   疏砂分离器是保持建筑工地清洁的重要工具。
3. 3. The desludging separator was designed to improve theefficiency of sand washing operations.
   疏砂分离器的设计目的是为了提高洗砂作业的效率。