handling device

例句：

1. 1. The handling device is designed to simplify the process of sorting and packing goods.
   这个处理设备旨在简化货物的分类和包装过程。
2. 2. In this case, a hand-held device can be used to monitor the user's heart rate during exercise.
   在这种情况下，可以使用手持设备来监测用户在锻炼期间的心率。
3. 3. The handling device was designed to prevent accidents caused by human error.
   这个处理设备被设计用来防止由人为错误引起的事故。