離子碰撞頻率 collision of ions: 離子碰撞inelastic collision of ions: 離子非彈性碰撞collision frequency: 碰撞頻率frequency of collision: 碰撞頻率collision frequency of ion: 離子的撞擊頻率下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯