drag conveyer section

例句：

1. 1.The drag conveyer section is responsible for transporting heavy materials over long distances.
   拖运机部分负责将重材料运输到远距离。
2. 2.The engineer carefully inspected the drag conveyer section before starting the operation.
   工程师在开始操作前仔细检查了拖运机部分。
3. 3. The drag conveyer section was designed to improve efficiency and reduce costs.
   拖运机部分被设计来提高效率和降低成本。