relative loader

例句：

1. 1. This machine is designedto handle a relative loader of upto 500 kilograms.
   这台机器设计用来处理高达500公斤的相对负载。
2. 2. The engineerused a relative loader to lift theheavy equipment onto the truck.
   工程师使用相对负载器将重型设备抬上卡车。
3. 3.The relative loader was responsible for ensuringthat the materials were properly loaded and secured.
   相对负载器负责确保材料被适当装载和固定。