catalytic metal ion的用法和樣例：
例句
- Experimental study on aqueous catalyzed oxidation desulfurization by metal ions was carried out in detail.
對采用金屬離子液相催化氧化脫硫進(jìn)行了較詳細的實(shí)驗研究。 - Additional contributions to catalysis can come from bound water molecules, metal ions, or other factors.
其它促成催化的因素來(lái)自結合水分子，金屬離子或其它因子。
