dry chemical feeder

例句：

1. 1. This dry chemical feeder is designed to handle large volumes of chemicals.
   这种干燥化学供料器设计用来处理大量的化学物质。
2. 2. The dry chemical feeder system is crucial for maintaining the cleanliness of the production process.
   干燥化学供料系统对于保持生产过程的清洁至关重要。
3. 3. The engineers were tasked with designing a new dry chemical feeder to improve efficiency.
   工程师们被指派了一项任务，设计一个新的干燥化学供料器以提高效率。