bearing box

例句：

1. 1. The engineer designed abearing box to support the heavy equipment.
   工程师设计了一个承载箱来支撑重型设备。
2. 2. Theload box is used to measure the weightof the material being loaded.
   负载箱用于测量正在加载的材料的重量。
3. 3. The engineerinstalled the bearing box inthe machine to ensure proper functioning.
   工程师在机器中安装了承载箱以确保其正常工作。