In this paper an analytic solution of free flight trajectory of ballistic vehicle is presented.
本文提出了弹道式飞行器自由飞行轨道的解析解法。
Optimal control of tactical maneuver for a high-performance aircraft is investigated in flight trajectory.
应用轨迹优化方法研究了高性能战斗机机动动作的最优控制问题。
The example calculating shows that the method is correct. Optimum flight trajectory parameters don't have wave and are smooth.
通过实例计算表明该方法是正确的，所得最优飞行轨迹参数没有波动现象，曲线光滑。
This paper researches the design method of a flight trajectory following controller, provided the desirable trajectory is known.
本文研究了在已知理想航迹的基础上飞机航迹跟踪控制器的设计方法，给出了控制器结构和算法。
By using CFD technology, the inlet fluid fields at different typical flight condition along the flight trajectory are numerically simulated.
利用CFD数值模拟手段，根据选定的飞行轨迹和进气系统调节规律，对沿飞行轨迹各典型状态的流场进行了计算。
One of effective methods for this problem is to reconstruct flight trajectory employing the onboard measurement data and the limited radar data.
利用舱上测量数据和有限的雷达测量数据重构飞行弹道，是黑障区弹道再现的有效方法。
Presents a weighted function model for the flight traJectory of projectiles, oriented for applications with computers in modern fire control systems.
建立了可用于现代火控计算机的火控弹道权函数法模型。
Mechanics principles and mathematical physics analysis were applied, and factors which affected flight trajectory during three projects were evaluated.
应用力学原理，通过数理分析，结合射击项目对影响因素进行评价。
Clear projection velocity and flight trajectory of explosion fragments in chemical industry parks help to reveal the Domino effect caused by the fragments.
明确爆炸碎片的抛射速度及飞行轨迹是分析化工园区中爆炸碎片导致的多米诺效应的前提和基础。
A direct result of the surprise boost to NZ Q1 GDP has been a concurrent boost for RBNZ rate expectations fueling NZD's continued upside flight trajectory.
第一季度GDP出现的意外增长刺激了新西兰联储的加息预期，为纽币继续上扬提供了动力。
The result is satisfactory by using a method of the artificial earth satellite orbit determination from range rate observations to fit the free-flight trajectory of rocket.
用人造地球卫星轨道计算的测速定轨方法，去拟合火箭飞行弹道的自由段，取得了比较满意的结果。
It is introduced that the application of optimum process theory to flight trajectory optimization. In this paper, it has studied the method of dealing with changing parameter.
主要介绍了应用最优过程理论计算飞机最优飞行轨迹的数学模型和计算方法。
A new method of design hypersonic vehicle trajectory tracking system using fuzzy control is presented to overcome the disadvantage of flight trajectory distribution caused by separation disturbance.
针对高超声速飞行器飞行过程中因干扰造成的飞行轨迹散布问题，提出了采用飞行器飞行轨迹的模糊控制设计方法。
An iPhone app called Bullet Flight enables snipers to calculate range and trajectory for their shots, and built-in satellite-positioning allows local weather conditions to be taken into account.
一个名为“子弹飞行”的iPhone应用软件可以让狙击手为射击计算距离和弹道，通过内建的卫星定位功能还能把本地天气状况的影响计算在内。
The scientists contend that Bush ducked because his brain’s action pathway categorized the trajectory of the shoe as a threat well before his perception pathway began to track its flight.
科学家们认为布什之所以躲闪是因为他的大脑行动通道在视觉通道开始跟踪鞋子的飞行之前就把鞋子的轨迹归为一种威胁。
According to a predetermined trajectory, ballistic missile with rocket engine propulsion takes a flight to intended targets under the action of the control system.
弹道导弹是用火箭发动机推进，在控制系统作用下按预定的弹道飞行至预定攻击的目标。
By using the line of sight (LOS) measurements from space based infrared sensors, free flight phase trajectory estimation problem of ballistic missile is studied.
主要研究空间预警系统利用星载红外传感器的视线测量估计弹道导弹自由飞行段弹道的问题。
From then on it must coast in a trajectory, or flight path, to its target.
从那时起，它就得沿着弹道，即沿着飞行航线滑向其目标。
Finally, the dissertation designed the fuzzy PD controller of trajectory tracking, which is combined with attitude Angle controller, so that the whole flight controller is completed.
本文最后设计了直升机模糊pd轨迹跟踪控制器，与姿态角控制器相结合，完成对整个飞行控制系统的设计。
It was found that they have the same shortcomings for trajectory optimization in tactical flight.
比较了这几种方法的特点，同时总结了它们应用于战术飞行轨迹优化时共同存在的问题。
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.
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。
The flight trim aerodynamic characteristics of re-entry modules were calculated from on board-recorded inertial-platform accelerations and attitudes and from reconstructed trajectory data.
返回舱飞行试验的配平气动特性可从舱内惯性平台的加速度和姿态记录数据以及轨道数据求出。
All the factor that affected target trajectory and the control behavior of flight control staff were considered.
模型综合考虑了各种影响空中目标航迹的因素，并对飞行控制人员的控制行为进行了分析。
In this paper, obtained the translunar trajectory for direct striking the moon, which satisfied some constraints including translunar flight time, lunar landing date.
在给定飞行时间、着月时间、着月入射角及停泊轨道等约束条件下，建立飞月轨道数学模型；
The essential characteristics, flight sequence, trajectory design and optimal analysis for air launch vehicle are discussed.
讨论了空中发射运载火箭的基本特点、飞行方案、发射轨道设计和优化分析方法。
Besides, because the flight tests always adopt especial trajectory, the influence of the error of trajectory transform on the assessment plan is also considered.
同时，由于飞行试验往往是特殊弹道，讨论了弹道折合误差对评估方案的影响。
Based on the virtual target point and the ellipse trajectory theory, a new maneuver method in the free - flight phase is presented.
基于虚拟目标点和椭圆弹道理论，提出了一种在自由段机动变轨的新方法。
The trajectory model consists of the uncontrolled free flight segment, the inertial guided glided segment and the final guidance segment, which accords with the proportional guided law.
弹道模型由炮弹无控自由飞段、惯性制导滑翔段和末制导段按比例导引制导率建立。
The trajectory parameters are obtained mainly dependent on intersection measure of two photoelectrical theodolites and smooth filtering, during the flight test.
武器飞行试验中，初始段的弹道参数主要依靠光电经纬仪两站交会定位，平滑(滤波)求速获取。
The trajectory parameters are obtained mainly dependent on intersection measure of two photoelectrical theodolites and smooth filtering, during the flight test.
武器飞行试验中，初始段的弹道参数主要依靠光电经纬仪两站交会定位，平滑(滤波)求速获取。
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