This paper emphasizingly discusses the design of ant. omatical optimizing trajectory calculation of lunar prober.
着重讨论登月轨道计算的自动寻优设计。
Based on ideal trajectory calculation, characteristic points are chosen. On each point, plant is simplified as a second order one.
在理想弹道计算的基础上选取特征点，在每个特征点，将对象简化为一个二阶环节来近似。
The software comprises the satellite navigation parameters calculation module, the target trajectory calculation module, the error calculation module and etc.
软件主要由卫星导航参数计算模块、目标运动轨迹计算模块、误差计算模块等模块组成。
This method, by which the TAP can be obtained from a single trajectory calculation, is especially suitable to estimate impacts of various error sources on the TAP.
该方法特别适用于研究不同误差源对截获概率的影响，可以在一次弹道计算中得到该条弹道的截获概率。
The system comprises the target trajectory calculation module, the error calculation module, the satellite navigation parameters generation module, and the signal modulation module, etc.
系统主要包含目标运动轨迹计算、误差计算、导航电文生成及信号调制发射等功能模块。
The results of calculation and simulation indicate that application of the discrete method for problem of trajectory optimization can avoid the problem of initial value sensitivity.
仿真计算结果表明这种离散化的方法应用于此轨道优化问题可以避免传统轨道优化方法对初值敏感的问题。
The quantitative calculation of the forces between drill bit and formation is vital for drilling trajectory control.
定量计算钻头与地层之间的作用力对井眼轨迹控制具有重要意义。
The result of simulation indicates that this method not only satisfies the precision but also enables us to enhance the calculation speed of the trajectory equations.
仿真结果表明换极后的球谐函数计算扰动引力能够满足精度要求，且在计算中弹道方程的解算速度也有很大的提高。
Calculation of the nearest distance among adjacent Wells is very important in drilling trajectory design, interwell anti-collision calculation, and actual wellbore trajectory control.
在钻井轨道设计、井间防碰计算、实钻轨迹监控等问题中，邻井之间的最近距离计算有很重要的意义。
Circular arc well section parameter calculation is the most primary question among a series of questions of directional orbit design and actual surveyed trajectory.
在定向井轨道设计、实钻轨迹监控等一系列问题中，圆弧井段参数计算是一个最基础的问题。
The calculation result of example shows that glide standard trajectory designed can meet the trajectory tactical requirements when missile is launched in different velocity and altitude.
实例计算结果表明，设计的下滑基准弹道可以满足载机不同发射速度、不同发射高度条件下弹道的技术要求。
To consider the effect of the earth on the calculation of ultra range trajectory more accurately, an elliptic earth trajectory model adopting accurate normal gravity is established.
为了更精确地考虑地球对超远程弹道计算的影响，提出了一个计入精确正常重力的椭球地表弹道模型。
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.
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。
With the method, the calculation of curvature of tracking trajectory and complex calculating process can be avoided, and the performance of real-time and precision can be improved.
采用此法，可以避免使用路径曲线段进行跟踪时曲率的计算以及计算量大和计算复杂等问题，使得自动引导车跟踪的实时性，精确度得到提高。
A hierarchical control strategy which includes kinematical controller and velocity controller is presented to solve the problem of complex calculation in robot trajectory tracking control.
提出了一种包含运动学控制器和速度控制器的分层控制方案来解决机器人轨迹跟踪控制中的复杂计算问题。
Normal plane distance scanning between adjacent Wells is important in well trajectory design and anti-collision calculation.
面距离扫描在钻井轨道设计、井间防碰计算等问题中有重要的应用。
The wall heat flux distribution, two-phase flow field, temperature field and pulverized coal particles trajectory in furnace are described according to the calculation results.
根据数值模拟的结果，描绘出炉膛内的壁面热负荷分布、两相流场、温度场、煤粉颗粒轨迹等。
For restoration model of STL format, the searching efficiency of triangular cutter projected area facet in CLP calculation is improved, therefore the tool trajectory generation is speed up.
在此基础上分别研究了锥形磨针、平底磨针和球形磨针三种磨削刀具进行牙齿曲面磨削时的刀具轨迹生成算法。
To further reduce calculation cost, multiple computing cycles were defined. The output reference attitude command was used to realize the attitude tracking control of reference attitude trajectory.
为进一步降低算法耗费，定义了计算周期的多个层次，最终给出实时参考姿态指令，用以实现参考轨迹的姿态跟踪控制。
To further reduce calculation cost, multiple computing cycles were defined. The output reference attitude command was used to realize the attitude tracking control of reference attitude trajectory.
为进一步降低算法耗费，定义了计算周期的多个层次，最终给出实时参考姿态指令，用以实现参考轨迹的姿态跟踪控制。
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