press dumper

例句：

1. 1. The press dumper is used to remove impurities from the oil.
   压滤机用于从油中去除杂质。
2. 2. The press dumper is an essential tool in the oil refining process.
   压滤机是石油精炼过程中不可或缺的工具。
3. 3. The press dumper helps to separate the oil and water during the oil pressing process.
   压滤机在油压过程中帮助分离油和水。