bag weighing machine

例句：

1. 1. This bag weighing machine can accurately measure the weight of various materials.
   这款称重机可以准确测量各种材料的重。
2. 2. The bag weighing machine is very convenient for people who need to weigh a lot of things.
   这种称重机对于需要称量很多东西的人来说非常方便。
3. 3. We used the bag weighing machine to check the weight of the goods we bought.
   我们使用称重机来检查我们购买的商品的重量。