The reactionof iron with sulfuric acid is a case of replacement.
铁和硫酸的反应是一种置换反应。
2
When accessing to the by-product, the speed ofreplacementreaction is choked back and soil exchangeable sodium can not immediately discharged soil.
当加入脱硫副产物后,置换反应的速度受到抑制,土壤中的代换性钠也不能立即排出土体。
3
The reactionof chemical replacement copper plating on iron surface and profile of the coating have been investigated by electrochemical methods and scan electron microscopy.