The theory of penetrating concrete targets was applied to investigate the resistance of EPW.The factors having effects on penetration resistance were obtained.The boosting process was also analyzed.

• 该文应用弹丸侵彻混凝土靶理论，对弹丸侵彻混凝土时所受阻力进行分析，得到影响弹丸侵彻阻力的因素，并对助推钻地弹的侵彻运动过程进行研究。