Penetration performance in surface layer of concrete target was analyzed by stress wave damage theory, calculating method base on "simplified equivalent resistance line" was presented.
从应力波表层损伤理论分析了混凝土表层“开坑区”的侵彻特性，提出“简化等效阻力线”的计算方法；
2
This paper presents a kind of control method of equivalent vulcanization time and gives concrete fulfilling control scheme of using computer.
提出一种等效硫化时间的控制方法，给出了利用计算机实现这种控制方法的方案。实际控制效果良好。
3
The structural behaviors under vertical and horizontal loads are analyzed with a steel frame model and an equivalent reinforced concrete frame-shear wall model respectively.