单词	跃滚痕
释义	跃滚痕skip roll mark
随便看	collision detect collision detection collision diagram collision diameter collision domain collision dynamics collision efficiency collision energy loss collision energy transfer collision enforcement collision excitation collision factor collision fequency collision-- forward scattering collision-free collision-- free-electron collision-free plasma collision frequency collision-frequency factor collision frequency of ijons collision frequency of ions collision gas collision gas cell collision-- generating collision hazards