elimination of iron的用法和樣例：
例句
- Oxygen demand for iron and manganese removal in biofilter was discussed by means of theoretical calculation and experiment.
從理論計算和試驗兩方面探討了生物除鐵除錳濾池中的曝氣溶氧問題。 - New technology of removing iron for purifying wet-process phosphoric acid using foam flotation has been studied.
採用泡沫分離技術凈化濕法磷酸除鐵是一種新工藝。
