large-duty loader

例句：

1. 1.The large-duty loader is used for heavy lifting tasks in construction sites.
   这种大型重载装载机用于建筑工地的重型起重任务。
2. 2. The heavy-duty loader has a powerful engine and can lift heavy loads with ease.
   这种重载起重机拥有强大的引擎，可以轻松地举起重物。
3. 3. The large-scale loader is designed to handle large-scale construction projects, such as building high-rise buildings.
   这种大型重载挖掘机被设计用来处理大规模的建设项目，比如建造高层建筑。