metal filter elements

例句：

1. 1. The new air purifieruses metal filter elements to remove pollutants from the air.
   这款新型空气净化器使用金属过滤元件来去除空气中的污染物。
2. 2. Theengineer designed the metal filter elements for thenew machine.
   工程师为新机器设计了金属过滤元件。
3. 3. The metal filter elements in thefilter are made of stainless steel, whichis durable and easy to clean.
   过滤器中的金属过滤元件由不锈钢制成，耐用且易于清洁。