单词	地下水平衡
释义	地下水平衡groundwater balance
随便看	collision cross section collision cross-section collision--cross-section collision damage collision damage {= coll. dge.} collision damage waiver collision damping collision density collision--density 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