推导出了计算低速低伸外弹道的解析式。
The analysis solution of outer trajectory about low speed and flat trajectory is deduced out.
根据假设和受力分析，建立了锚弹的外弹道模型。
A growth shell exterior ballistic model is established according to the hypotheses and the characteristics of sufferance force.
光学雷达是靶场试验外弹道测量系统中的主要设备之一。
The optical radar is one of the main equipments in shooting range test outside trajectory measurement system.
光电经纬仪测量元素误差是外弹道测量中最主要的误差源。
Measurement error from the photoelectric theodolite is the main error in the ballistic trajectory measurement.
在高速旋转弹丸的设计改造过程中，需要获取外弹道数据。
It is necessary to get the exterior trajectory datum in the process of de-signing and improving of the pinning projectiles.
目的研究底排火箭复合增程弹最佳外弹道参数匹配方案。
This paper presents numerical investigations of influence of base bleed on increasing range of base bleed projectile.
该文提出了外弹道学中研究动态稳定性问题的一种新理论和新方法。
The paper introduces a new theory and method to investigate the stability in the exterior ballistics.
分析了基于GPS外弹道测量方法的不足，并提出了相应的应对措施。
The disadvantages of the method introduced were analyzed. The relative counter-measures were put forward.
为了保证外弹道的测量精度，就应对光电经纬仪的测量精度进行合理设计。
In order to measure ballistic trajectory accurately, the measurement precision of the photoelectric theodolite should be investigated.
所建外弹道模型对该类弹丸的初步设计和弹道参数匹配研究具有重要的指导意义。
The exterior ballistic model have an important guidance on shell design and parameter matching research of this type projectile.
外弹道学是研究射弹的飞行，弹道是射弹在重力、拖曳力和升力作用下的飞行路线。
External Ballistics deals with projectile flight. The trajectory, or path, of a projectile is subject to the forces of gravity (see gravitation), drag, and lift.
旋转弹外弹道自转角速度的实时测量是弹道修正引信弹道解算器设计的重要环节之一。
The new method of measuring angular velocity of spinning projectile in exterior trajectory was proposed.
传统的测量手段是利用外测得到外弹道轨迹，结合遥测动作时刻得到动作高度测量值。
The traditional method is using the flying trajectory and telemetry time data to calculate the action altitude.
本文介绍了使用双镜头狭缝摄影对某武器系统外弹道飞行姿态测试的方法及可行性分析。
The effect of empennage spread on flight attitude was analyzed and validated by flight test data.
根据导弹受力特性分析，用拟合公式替代了复杂的外力计算，并建立了简化的外弹道模型。
According to force analyzing of missile, the complicated force calculation has been replaced by the fitting formula, and a simplified trajectory model has been developed.
用分段级数解法计算电磁轨道炮的外弹道诸元，与微分方程计算出的外弹道诸元进行对比。
Exterior trajectory curves computed through subsection series method are given to be compared with the curves from differential equations.
总结针对不同外弹道模型运用不同简化方法得到的快速计算方法，确定各种方法的适用条件。
Fast computing methods with simplifications according to different models, as well as the applicable fields, are listed.
对弹丸飞行中的迎面空气压力和爬行力两种外弹道环境信息在引信安全系统中的应用进行了研究。
Analysed two kinds of exteirior ballistic environments in the fuze safety system, which are air pressure environment and the creep force environment.
从初速的测试和处理方法上详细分析了内弹道设计中和外弹道分析中使用的初速概率误差的区别；
This paper presents the detail analysis of initial velocity on measuring means and treatments in internal and external ballistic design, and points out its differences.
对远程预警雷达系统仿真中外弹道数据产生方法进行研究，提出了一种新的外弹道战情数据产生方法。
The goal of this work is to develop a reconnaissance information fusion simulation system, which is composed of battlefield scenario simulators, data fusion system and databases.
飞行器制导精度评估，特别是航天器的姿态与定点控制、落点预报等，都离不开高精度的外弹道测量数据。
Assessing the accuracy of guidance system, especially controlling of missile's attitude and station keeping maneuver and landing point forecasting all rely on the reliable trajectory measurement.
计算结果与风洞实验值比较表明，本方法精度较好，是进行尾翼弹气动力特性分析和外弹道设计的一个有力工具。
Comparisons between computations and wind tunnel experiments show that the accuracy of the code is ideal. It is useful for analyses of aerodynamic characteristics and exterior ballistic design.
其主要技术的应用涉及电视视频图象模拟技术、外弹道仿真及水柱坐标处理技术、距离方位法校射模拟技术及计算处理实时性技术。
The main technologies it involves including TV video image imitate; exterior ballistic simulation, waterspout coordinate processing; range bearing spotting imitate and real-time calculating.
该方法简洁方便，易于编制程序及模拟仿真，便于工程人员掌握，可用于火箭发射动力学、外弹道学及射表编制等方面研究，具有一定应用价值。
The method is concise and convenient for program, simulation and computation. It can be applied in many study fields, such as rocket launch dynamics, external ballistics, firing table.
弹丸着靶坐标和飞行速度以及飞行方向角是外弹道测试中必测参数，本文针对四幕光幕靶和双光幕测速系统的不足，采用六个大靶面光幕靶，构造出了两类六光幕阵列结构。
Because of drawback of four-screen measuring system and two-screen velocity measuring method, an improved six-light-screen array is presented that is composed of six large area light screens.
一直到最近，中国都在俄国的支持下，坚持在讨论的同时要举行就约束外空军备竞赛的条约进行平行的讨论（可以解读为针对的是美国弹道导弹防御）。
Until recently China, backed by Russia, had blocked the path, insisting that there must also be parallel talks on a treaty to curb an arms race in space (read: American missile defences).
本文提出了一种利用外测弹道数据特性判断后效段时间，进行后效误差分析的方法。
After estimation of the after-effect time using tracking measurement trajectory data, a method is proposed to analyze after-effect error.
再生式液体发射药火炮在内弹道循环中，膛内除弹丸运动外，还存在活塞压缩液体燃料的运动。
In the interior ballistic cycle of regenerative liquid propellant gun, in addition to motion of projectile, there exists motion of piston compressing the liquid propellant.
荼靡的签名弹道尼龙材料是由外。
Outer material is made from Tumi's signature ballistic nylon.
荼靡的签名弹道尼龙材料是由外。
Outer material is made from Tumi's signature ballistic nylon.
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