In this article,the author discusses the electronics transport process scattering mechanism in Si,probe in the self-sacttering methord to confirm the free-flight motion time.
讨论了用Monte carlo法模拟半导Si内电子输运现象的散射机制,探讨并确定自由飞行时间的自散射方法,模拟电子在不同高场下的输运过程,并分析了速度过冲效应产生的原因。
Conflict resolution in free flight with linear programming;
自由飞行中冲突解脱的线性规划法
In the condition of free flight, in order to ensure the distance of two aircrafts could not less than a given safety distance, the Pontryagin minimum principle(PMP) of optimal control theory and inner-point restriction condition were introduced to study the conflict resolution problem of free flight aircrafts, in which control vectors were restricted.
在自由飞行中,为了保证任何两架飞机之间的距离不能小于给定的安全间隔,采用内点约束条件和最优控制中的庞特里亚金极小值原理,研究了自由飞行中飞机的控制向量受约束时的平面冲突解脱问题,考虑了只改变速度大小和只改变速度方向的解脱策略。
This paper imported the Delaunay triangulation method, often used in computational fluid dynamics (CFD) in the conflict detection in free flight environment after simplification.
在对自由飞行进行适当的简化建模后,引入常用于计算流体力学Delaunay网格生成方法,对于空中交通冲突进行检测,能够同时检测到空域内的多架飞机间的冲突。
Obstacle avoidance path planning for free flying space robot is realized by the use of ant algorithm.
本文采用蚁群算法实现了自由飞行空间机器人的避障路径规划 。
The research on free flying space robot is introduced in this paper.
本文对自由飞行空间机器人的研究进行了介绍 。
The Free Flying Space Robot is one of the active fields in nowadays intelligent robot research.
自由飞行空间机器人是当前智能机器人研究中很活跃的领域 ,为了研究机器人在自由飞行状态下的运动控制及姿态规划问题 ,我们设计了地面实验平台。
Dynamics control and its simulation of coordination manipulation for multi-arm free-flying space robot;
多臂自由飞行空间机器人协调操作动力学分析
Design and Implementation of Experimental Platform for Free-Flying Space Robot;
自由飞行空间机器人仿真试验平台的设计与实现
To design the interception guidance with the terminal aspect angle constraint,based on the formula given by other persons,a new solution was brought out,which main idea was to obtain the needed velocity vector by iterating the flight time;then modify the practical velocity during the flight time until the needed and the practical velocities are almost equivalent.
针对终点处交会角固定的拦截导引问题,基于前人得到的需用速度公式,提出了通过迭代飞行时间来确定能满足交会角要求的需用速度,并在飞行过程中不断修正实际速度使其与需用速度一致的方法。
Two kinds of methods of determinating the explosion height through flight time are discussed in this paper,and one is the analytic computation and compensation method,while the other is the time partial derivative method.
分别讨论了两种通过飞行时间确定爆高的方法:解析计算修正法和时间偏导数法,这两种方法都是通过计算延迟时间来确定爆高,具有自主性强、可靠性高的特点。
So,it is important for ballistic missile s firepower control to confirm shot time based on flight time.
为了达到最佳射击效果,弹道导弹突击目标时经常需要多枚导弹同时击中目标,因此根据飞行时间确定发射时间则成为弹道导弹火力控制问题的重要内容。
Research on Technologies of the Conflict Detection and Resolution Among Multi-aircraft in Free Flight Airspace;
自由飞行空域中多机冲突探测与解脱技术研究
Airspace Sector Programming Technique Discussion in Free Flight;
自由飞行条件下空域扇区规划方法探讨
Research on Coordinated Operation of Multi-Arm Freeflying Space Robot
多臂自由飞行空间机器人协调操作研究
Investigation on Methods of Characteristic Parameters Identification Using Free-flight Range Data for Projectiles and Rockets
弹箭自由飞行试验数据辨识特征参数方法分析
large reddish_brown free-flying cockroach originally from southern United States but now widely distributed.
红褐色自由飞行的大蟑螂，原产于美国南部但现在分布广泛。
Study on Three Dimensional Predictive Simulation System of Teleoperation for Free Flying Space Robot
自由飞行空间机器人遥操作三维预测仿真系统研究
I like to rise and sail freely.
我爱自由的起飞，任意的航行。
coast in a vehicle using the freewheel.
用自由飞轮坐交通工具沿海岸而行。
They figured out how to move the vehicle freely, not juse across land, but up and down on a cushion of air.
他们领会到，不只是要飞机飞行一段距离，而且要在空气的垫子上让飞机自由地飞上飞下。
Research and Design on 6-DOF Motion System of Flight Simulator;
六自由度飞行模拟器运动系统设计研究
Development of the Three Degree-of-Freedom Platform for the Flight Simulator;
某型战机飞行模拟器三自由度运动平台的研制
3D flight track and 6-DOF flight simulation based on Google Earth
基于Google Earth的三维航迹监视及六自由度飞行仿真
Neural Network PID Control on 3D Hover Model
三自由度飞行器模型的神经网络PID控制
Swallows fly about, carefree and at liberty.
燕子自由自在地飞翔。
free flight aviary
雀鸟可自由飞翔的鸟舍
a method of controlling the flight of a missile by devices that respond to inertial forces.
由惯性引导飞行物飞行的操控方法。
transition trial
过渡飞行状态试验 -由平飞转入垂直飞行
Fly Dreams in the Mire: Freedom; Consciousness; Inferiority; Self-destruction;
梦想在泥泞中放飞：自由·自觉·自卑·自毁