conveying chain

例句：

1. 1.The conveyor chain is responsible for moving the heavy materials from one side of the factory to the other.
   输送链负责将工厂一侧的重材料移动到另一侧。
2. 2.The conveyor chain is a crucial part of the production process, ensuring that products are moved efficiently.
   输送链是生产过程中至关重要的部分，确保产品能够高效地移动。
3. 3.The conveyor chain was designed to reduce human error and improve efficiency in the assembly line.
   输送链的设计旨在减少人为错误并提高装配线上的效率。