查询词典 projectile

During testing process, an effective testing system of simulating battle damage has been developed. It consists of high pressed air-gun, an assembled projectile body and bullet-shoe design, an instantaneous velocity measurement system with laser and lens, set-up frame for the specimens, and the projectile trap box.

通过试验研究，一个由高速气炮，弹体与弹托分离机构、连续位移激光测速装置和弹丸回收装置被建立并有效的用于本文的弹丸正撞击试验。

Solid rule ramjet is a new type power system that adapts for morden warfare. As the Virtue of SFRJs simple structure, high specific impulse and accommodating the gas flux itself, enormously improve the cannon-shot of the projectile. The SFRJ-projectile has very nice prospects. In this paper, fistly, the combustion and flow in solid fuel ramjet are analyzed, the physical model of the double-cone inlet and combustor within SFRJ are established.

固体燃料冲压发动机是一种新型的，适合现代战争要求的动力系统，由于固体燃料冲压发动机结构简单、比冲高、自适应性好等优点，大大提高了炮弹的射程，使得其具有广阔的应用前景。

By using unstructured dynamic grid based on local remeshing method, the variation of grid caused by projectile movement was analyzed. Numerical computation results of gun muzzle flow field which arranged in time was obtained. The creation process of the complex flow field of gun muzzle was described. The numerical simulation of flow field including moving projectile was achieved.

采用基于局部网格重构法的非结构动网格技术处理弹丸运动造成的网格变化，给出一系列按时间顺序排列的膛口流场数值计算结果，描述了复杂的膛口流场形成发展过程，实现了含运动弹丸的膛口流场的数值模拟。

Comparisons of the results reveal that capabilities of high execution and low inbreaking of the projectile with empty tine are better than those of the projectile with soft tine.

对获得的结果进行比较可以得出结论：在低侵彻性和高杀伤性方面空尖弹是优于软尖弹的。

We can also get the satisfying comparison of reflection coefficient in relation to the initial charge state of projectile and the change of charge state of projectile with its distance from the solid surface with the other outcome.

另外，我们模拟也得到了入射离子的反散射率随其初始电荷态的变化关系以及作用过程中入射离子的有效电荷与其到表面距离的变化关系等。

Ballistic performance s simulative emulation and validation test of a certain projectile shows that the structure of projectile is fit for the needs of exterior ballistic stability,the data jumpiness of dispersion is within the range of normal,the resistance curve s rebounding phenomena is independent of the str.

用外弹道相似性理论和模拟验证试验进行外弹道优化验证是分析研究中大口径炮弹外弹道特性的有效方法之一。

Many simulation tables for projectile angle motion have been developed,but most of the tables are of 1-DOF or 2-DOF and even if the table is of 3-DOF,the load of projectile is low.

国内外已经研制了多种弹箭角运动模拟装置，但大部分是一自由度或者两自由度，即使是三自由度的，其负载也是有限的，或者转速过低。

This software also can obtain virtual experimental data for any time during the projectile motion, and from processing these data the user can predict a characteristic property of the projectile motion.

让专科学生能够利用此套软体进行模拟实验，经由电脑对物理现象的模拟来作数据的记录，再藉著数据处理及绘图的协助作出结论，使学习者对抛体运动能获得真正的理解，以达到电脑辅助学习的目的。

E., when the bourrelet keeps in contact with, or not in contact with, or impacts with the bore. The patterns of motion of a projectile traveling in an ideal tncreasing twist rifled bore are studied and compared with that of a projectile traveling...

求解了非对称弹丸在渐速膛线理想身管内的运动规律，并将该运动与等齐膛线身管内的弹丸运动进行了对比，由此得出若干结论。

In this paper, by developing Fortran program, the vibration characteristic, the interior ballistic, the projectile motion in bore, the artillerys dynamic response, the projectile initial disturbance are simulated. Those results offer the necessary base for further researching firing accuracy of the self-propelled artillery.

本文编制了自行火炮武器系统发射动力学的计算程序，实现了对某自行火炮的固有振动特性、内弹道过程、弹丸膛内运动、火炮动力响应、弹丸起始扰动的动力学仿真，为进一步研究自行火炮射击精度提供了必要的基础。

As of Tuesday, Google's results were still censored in China.

截至周二，谷歌的搜索结果仍受中国审查。

In order to make the positive action increase and negative one decrease, the sub-forces of the social factors must be adjusted to form a centripetal force.

在这一过程中，人的主体性发挥是社会有机体健康发展的灵魂。