scraper feeder

例句：

1. 1. The scraper feeder is used to remove debrisfrom the machine.
   刮板输送器用于从机器中清除杂物。
2. 2. The scraper feeder is essentialfor maintaining the cleanliness ofthe production line.
   刮板输送器对于保持生产线的清洁至关重要。
3. 3. The scraperfeeder was designed to improve efficiency andreduce downtime.
   刮板输送器的设计旨在提高效率并减少停机时间。