By oxidation - reductionreaction, copper is cemented into the iron.
经氧化—还原反应,铜渗入铁中。
2
Ammonium nitrate as auxiliary oxidant is help of finishing oxidation - reductionreaction.
硝酸铵作为添加的辅助氧化剂,可使氧化还原反应充分进行。
3
Only from both thermodynamics and dynamics can the character and essence of oxidation-reductionreaction be realized, thus the correct conclusion consistent with the facts can be arrived at.