bucket chain excavator

例句：

1. 1. The bucket chainexcavator is used for heavy lifting and digging tasks.
   铲斗链式挖掘机用于重载和挖掘任务。
2. 2.The bucket chain excavator has a powerful engine and can handle large amounts of soil.
   铲斗链式挖掘机拥有强大的引擎，能够处理大量的土壤。
3. 3. The bucket chain excavator is an essential tool for construction workers.
   铲斗链式挖掘机是建筑工人必备的工具。