The relation between the liquid frontal face location and time, the oil pressure distribution in damage and non-damage zone and the expression of oil well output in the two situations are obtained.

• 得到了钻井液、完井液的锋面位置与时间的关系式、损伤与未损伤区石油的压力分布、损伤与未损伤情形下油井产量的表达式。