Keywords Defensible performance,Composite amour,Normal penetration,Optimal design, Small AP, Rod projectiles, Ballistic limit velocity, Twin shear unified strength theory, Cavity expand theory;

• 抗弹性能;复合装甲;垂直侵彻;优化设计;小型穿甲弹;杆式弹;弹道极限速度;双剪统一强度理论;空穴膨胀理论;