研究了尖头、钝头弹在侵彻机理上的差异。
The differences in the penetration mechanism between cuspidal and blunt projectiles are studied.
第二章对弹丸侵彻有界靶进行了理论分析。
The boundary effect of finite targets on the penetration are analyzed.
进行了聚能装药对钢筋混凝土的侵彻机理研究。
The mechanism of shaped charge penetrating reinforced concrete is researched.
进行了动能侵彻体对预损伤混凝土的侵彻机理研究。
The mechanism of KE projectile penetrating the pre-damage concrete is researched.
为了提高混凝土破障弹的威力，必须提高其侵彻深度。
To enhance the damage capability of the concrete-piercing shell, the penetration depth must be raised.
介绍了截卵形弹头钻地弹对混凝土靶的侵彻试验研究结果。
The paper discusses experimental results of launching truncated-ogive-nose earth penetrating weapon into concrete targets.
近半个世纪以来，人们一直在筹划使用侵彻器在这些星体着陆。
Since the late half of this century, penetrators have been considered as landers on these bodies.
利用火炮发射动能弹，对钢筋混凝土靶进行正侵彻和斜侵彻试验。
We conduced penetration experiments into reinforced concrete targets with ogive-nose kinetic energy projectiles.
长管体的侵彻能力小于同长度同质量同密度的长杆体的侵彻能力。
The performance of the long tube is proved to be worse than that of the long rod with the same mass, length and density.
侵彻时的应力状态与压入法测硬度相似，靶内应力状态为三向压应力。
The penetration process is similar to Vickers hardness test, it is triaxial compressive stress condition in the target.
侵彻按准定常过程进行计算，同时考虑了靶板强度及射流断裂的影响。
Penetration is calculated in accordance with quasi-steady process, and the effects of target strength and break-up of jets are also considered.
最后用数值计算和数值模拟的方法对射流的形成及侵彻过程做了初步的尝试。
At last, the methods of numerical computation and numerical simulation were used to make an attempt on the shaped charges formation and penetration.
从大长径比钨合金杆对靶板侵彻的计算出发，找出了影响侵彻增量的主要因素。
The major factor which influence the penetration increment are obtained, based upon the calculation of the model of long rod penetration into amour plate in this paper.
所获得的相对侵彻增量与靶板倾角、着靶速度的定量关系式，具有工程应用价值。
The formula acquired from experiment, indicated the relationship with penetration increment, oblique angle of target and impact velocity, can be applied in engineering.
提供了一套线性聚能装药侵彻深度计算公式及线性聚能切割器设计参数计算方法。
A series of formulae on penetration depth of linear shaped charge and the calculation method on design coefficient of linear shaped cutter are provided.
提出利用C-G公式估算侵彻深度的实用计算方法，并且得到了很好的试验验证。
Using C-G expression engineering method to calculate the penetrating depth of fragment, which is proved to be effective.
利用长杆侵彻弹对几种含密排刚玉球层的钢纤维混凝土靶体进行了抗侵彻试验研究。
The anti-penetration characteristics of several kinds of steel fiber reinforced concrete (SFRC) with tightly arrayed corundum spheres to long rod projectile have been experimentally studied.
针对打击目标，从侵彻弹引信的要求出发，设计出一种实用的混凝土破坏弹引信电路。
Aimed at the shot object, a practical fuze circuit of projectile to destroy concrete is designed.
利用粒子群的优化算法，建立侵彻子母弹最佳抛撒高度的求解模型，并进行了仿真计算。
By using Particle Swarm Optimization (PSO), a model was built up for calculating the optimum dispersion height of intrusive submunition dispenser, and mathematical simulation was carried out.
本文在理论上探讨了射流在侵彻或钻孔过程中，孔径和射流在孔底的堆积厚度之间的关系。
In this paper the relation between the hole diameter and the pile thickness of the jet on the hole bottom for a jet penetrating or drilling process is theoretically examined.
文中根据能量守恒原理及侵彻孔径公式，推导了获得圆柱形穿孔的射流直径与速度的关系。
The law conversation of energy and the hole diameter formula of jet perforating are employed to deduce the relationship of diameter and velocity of jet for cylindrical hole of perforation concrete.
数值模拟结果表明，模拟弹与原型弹的成型符合相似律，其对钢靶的侵彻深度也满足模拟比。
The numerical results indicate that, the shaping of the prototype and the simulation EFP accord with the analogue rule, and the depth of penetration on steel target also satisfy simulation ratio.
本文通过实验研究了不同尺寸的硬质钢球弹丸对不同壁厚的低碳钢圆钢管的侵彻和穿孔效应；
A systematic experimental study has been conducted an mild Steel tubes of various thickness in their perforation by hard steel spheres.
为了抑制侵彻加速度测试中发现的压电加速度传感器零漂现象，减小其对测试结果的不利影响。
To restrain zero-drifts of the piezoelectric acceleration sensor in high-impact testing and to reduce its bad effect on the result of acceleration testing.
在我国规范中尚未涉及钻地武器对岩石介质的侵彻问题以及岩石介质中侵彻与爆炸复合效应问题。
In China, the penetration effect and the composite effect of penetration and explosion of earth-penetrating weapons in rock medium have not been considered in the current standards.
实验验证表明灰色预估在预测聚能射流侵彻穿深上准确性较高，在类似领域具有较高的推广价值。
The test demonstrated that the use of Grey Prediction on doping out the piercing of cumulative jet had more accuracy and high spreading value in similar domains.
论文叙述了国内外穿甲过程研究状况，建立了垂直侵彻和斜侵彻中弹靶的受力关系、碰撞基本方程；
The thesis state the domestic and abroad research status of penetration, establish the load relation of the vertical and fastigiated penetration and the impact basic equation.
进行了不同损伤区强度弱化假设对侵彻深度的影响分析，假设损伤区线性弱化与实际情况较为符合。
The influence of various hypotheses about strength weakening of the damaged zone to the penetrating depth is analyzed, and the linear weakening hypothesis is proved to be more close to the reality.
讨论了有限元法在高速侵彻模拟计算中出现的滑移面问题和单元大畸变问题，给出了相应的处理方法。
The problems of sliding surface and severely distorted element in hyperveiocity impact simulations are discussed, and the corresponding solving ways are proposed.
讨论了有限元法在高速侵彻模拟计算中出现的滑移面问题和单元大畸变问题，给出了相应的处理方法。
The problems of sliding surface and severely distorted element in hyperveiocity impact simulations are discussed, and the corresponding solving ways are proposed.
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