【医】两个激动波互相对消

mutual excitation dispersion of waves velocity of radio waves pitch of waves velocity of radar waves deion extinction of arc self extinction of arc extinction of fuel weak extinction of flame diffusing extinction of arc coefficient of mutual induction treaty of mutual assistance mutual extinction two-core excitation winding mutual promotion between two drugs pathologic waves of electroencephalogram train of waves period of waves source of waves formation of waves method of partial waves