projectiles

A study on terminal impulse thruster control of trajectory correction projectiles

弹道修正弹末段脉冲推力控制研究

Accuracy analysis for the measuring system of target deviation for projectiles shooting an acoustic target

对空射击声学靶脱靶量测试系统的精度分析

Determination of burning rate of the bleed propellant and ignition time of the igniter in base bleed projectiles

底部排气弹排气药剂燃速及点火具工作时间的确定

Efficiency parameters optimization about terminal-sensitive projectiles was based on algorithms of chaos-Annealing strategy and BPNN model.

基于混沌退火算法和BPNN模型的末敏弹系统效能参数优化,引入贝叶斯正则化方法的BPNN模型,使神经网络具有自适应性和推广能力.

This paper explores the analogue concept and conditions of two base bleed projectiles in theory.

从理论上讨论了两底部排气弹相似的概念及条件.

Experiments on the impact of cylindrical projectiles on thin spherical caps

薄球顶壳受圆柱形弹体正撞击动力响应的实验研究

In this paper, the problem of penetrating into semi-infinite thick target is divided into rigid projectiles penetration, high-speed long rods penetration, and penetration problems that impact speed changes in large range. Theoretical analysis and numerical simulations are carried out systematically to study these problems.

本文针对侵彻半无限厚靶问题，将其划分成刚性弹侵彻、长杆弹高速侵彻、大范围着速的侵彻问题等方面，系统地开展了理论分析和数值模拟研究。

Projectiles became more important because cannons could now fire balls over hundreds or yards.

抛射体变得更加重要,因为人们已能用大炮把炮弹射到几百码的距离之外.

The result provides gists for the design of impulse control on short-range rocket projectiles.

分析结果为 近程 火箭弹的脉冲控制设计提供了一定的依据.

Seoul's defense ministry on Thursday called this week's test routine and said the projectiles did not represent a serious security threat to South Korea.

星期四，韩国国防部将朝鲜本星期试射导弹称为例行公事，并表示此举并不构成对韩国安全的严重威胁。

Impacts by high-velocity projectiles not always destroy the tank and its crew.

高速 弹体的冲击并不总能击毁坦克和消灭乘员.

A Study of the Correction Technique of Impulse Control Force for Simple Guided Projectiles

简易制导脉冲控制力修正技术研究

This calculation method can provide theoretical and engineering practice reference for vertical target density estimation of automatic gun with a few miss projectiles.

该计算方法可以为少量脱靶弹存在时自动火炮立靶密集度估计问题提供理论与工程实践的参考。

Ballistics: Science of propulsion, flight, and impact of projectiles.

弹道学: 研究射弹的动力 、 飞行和弹著作用的科学.

The study of the flight characteristics of projectiles.

关于射弹飞行特点的研究.

It was a masterpiece of its and bid defiance to all the projectiles in the world.

这是一件杰作,它可以跟世界上所有的炮弹挑战.

Your parents know how to launch nasal projectiles.

不知道什么意思.

Test your ability to climb, jump and deflect projectiles as quickly as possible!

测试你的能力,爬, 跳,弹体偏转,尽快!

In order to research motion laws of mortar projectiles under impulse force control at terminal trajectory, impulse force and moment were analyzed, and the mathematical model for the trajectory under control was established.

为研究迫弹在弹道末段受脉冲推力控制时的运动规律，分析了迫弹受到的脉冲发动机的控制力和控制力矩，建立了有控弹道模型。

The effect of the multi-scale structure forming process by shot penning process parameters including shot peening pressure, duration time, diameter of projectiles and so on were discussed.

通过调节不同的喷丸工艺参数，探讨弹丸直径、喷丸时间、压力等，对表面形成多尺度复合结构的影响。

These differences are connected with the strong absorption of the composite projectiles.

这些差别与复杂的入射粒子的强烈吸收有关.

Zippo even considered making golf-ball warmers to increase driving distances. only to conclude that the legal liability would be too great if the heated projectiles bounced off people's heads.

Zippo甚至考虑过生产高尔夫球加热装置来扩大产品线，但最终得出的结论是，如果加热后弹出的球体击中人们的头部，将给公司带来很大的法律责任。

Calculation of reliability of armor-piercing projectiles applying combined advanced mean value method jointly with the finite element method

高等均值法和有限元法相结合计算穿甲弹的可靠性

Terminal Ballistics deals with the impact of projectiles on a target.

终点弹道学研究的是射弹的弹著作用.

All rigid projectiles shall have a tip radius of not less than 2 mm.

所有刚性射弹物不能有半径小于2毫米的尖头.

All of these provided references for the design of-dimension trajectory correction projectiles.

这些都为一 维 弹道修正弹的研制提供了设计依据.

In this paper, when the thrust acceleration is a constant, the exact explicit solution of the vacuum exterior ballistics is given with the inclination as an independent variable; and analytic formula is given with an universal form for shells, rockets and rocket-boosted projectiles.

本文用倾角θ作自变量给出了当推力加速度为常值时真空弹道的精确显式解，并用统一形式给出炮弹、火箭弹和增程弹的真空弹道解析公式。

The greater penetration of the new projectiles will result in greater injuries.

新式导弹的更大穿透力将导致更大的伤亡.

All rigid projectiles shall have a tip radius of not less than2mm.

所有刚性射弹物不能有半径小于2毫米的尖头。

The effects of point initiation, annular initiation, three-point initiation and different initiation radius on the speed and armor-piercing power of the rod projectiles were studied by experiments.

采用实验方法研究了中心点起爆、环形起爆和三点同时起爆以及不同起爆半径对高速杆式弹丸的速度和穿甲能力的影响。