free-electron collision的用法和樣例：
例句
- The purpose of this web site is to provide a complete, yet concise, set of reliable electron collision data for gases used in the plasma processing of semiconductor devices.
半導體設備等離子處理所用氣體的電子碰撞數據。 - The study of atomic inner-shell ionization cross-sections by low-energy electron impact is significant in both theoretical researches and practical applications.
低能電子碰撞原子內殼層電離截面測量的研究在理論和實際應用方面都具有重要意義。
