scraping apparatus

例句：

1. 1.The engineer designed a new scraper for the factory's production line.
   工程师为工厂生产线设计了一种新的刮削器。
2. 2. The old machine was replaced with a more efficient scraping apparatus.
   旧机器被更高效的刮削装置所取代。
3. 3. The scraping apparatus was used to remove the dirt from the surface of the car.
   刮削装置用于从汽车表面去除污垢。