bearing feed pipe

例句：

1. 1. The engineer designed a new bearing feed pipe for the factory.
   工程师为工厂设计了一种新型的输送管。
2. 2. The pipeline was damaged during the construction, causing a significant loss of bearing feed.
   在建设过程中，管道受损严重，导致大量输送管损失。
3. 3. The engineer used this bearing feed pipe to improve the efficiency of the factory's production line.
   工程师使用这种输送管来提高工厂生产线的效率。