It was believed thatthe mechanochemical effects,for example, the effects of fining of powders, crystal lattice distortion, defects and broken bands,etc...

• 球磨产生的机械化学作用，如细化晶粒、晶格畸变和大量缺陷及表面断健作用是球磨促进碳热还原反应的主要原因。