n.锰
Manganese has the same effect on the strength of steel as silicon. 锰对钢的强度的影响和硅相同。
It is said that bone fractures and osteoporosis can be prevented by the manganese in pineapple. 据说凤梨中含有的锰元素可以预防骨折及骨质疏松。
Oxidation-reduction reactions are important in the solubilization and precipitation of iron and manganese. 氧化还原反应在铁和锰的增溶和沉淀中具有重要作用。
