In the induction period, that step is represented by the inductance in equivalent circuit while that step in the acceleratory period is described by negative capacitance.

• 在诱导期,决定步骤可用等效电路中的电感来表示;在加速期,其决定步骤可在等效电路中表示为负电容;到了减速期,负电容转变为正电容并逐渐缩小,直至进入稳定期。