biological purification的用法和樣例：
例句
- This sewage-consuming biological process depends on a closely interrelated succession of species of animal plankton.
這種污水的生物凈化過程就依賴著浮游動物種類的一種密切相關的演替。 - The second advantage is that combined treatment enhances the biological waste treatment processes.
第二個優點是，聯合處理促進了生物凈化過程。
