single bar feed

例句：

1. 1. The machine is designed for single bar feed.
   这台机器是为单杆进料设计的。
2. 2. The operator needs to feed the material in a single bar manner.
   操作员需要以单杆进料的方式给材料喂料。
3. 3. The new process improves efficiency by using single bar feed instead of traditional batch processing.
   新工艺通过使用单杆进料代替传统批次处理来提高效率。