weighing hopper

例句：

1. 1.The weighing hopper is used to measure the weight of materials.
   称重料斗用于测量物料的重量。
2. 2. The weighing hopper was designed to be easy to use and accurate.
   称重料斗设计得易于使用且准确无误。
3. 3. The weighing hopper has a capacity of 500 kilograms.
   称重料斗的容量为500公斤。