loam mill

例句：

1. 1. The loam mill is used to separate the soil from the sand and gravel.
   泥磨机用于将土壤与沙砾和碎石分离。
2. 2. The farmer uses a loam mill to prepare the soil for planting.
   农民使用泥磨机准备土壤以便种植。
3. 3. The loam mill was designed to improve the quality of the soil being worked.
   泥磨机的设计目的是为了提高正在加工的土壤的质量。