方位误差

Finally, the error of estimation is qualitatively analyzed.

最后定性地分析了目标方位的方位估值误差。

There are many ways to calculate GPS satellite azimuth and elevation, but the precision is low. A new method to decide GPS satellite position using the broadcast ephemeris is presented, the way to checkup the precision is also given, and some research are made to analysis the error feature of the position which is calculated by the broadcast ephemeris as well, the results show the error is periodic.

GPS卫星高度角、方位角计算方法众多，但精度低；针对这点，提出了一种利用广播星历计算卫星高度角、方位角的方法，对该方法能够达到的精度提出了鉴定的途径，并分析了利用广播星历计算卫星高度角以及方位角的误差特点，结果表明利用广播星历计算的卫星高度角、方位角呈现出周期性变化的规律。

A new method to decide GPS satellite position using the broadcast ephemeris is presented, the way to checkup the precision is also given, and some research are made to analysis the error feature of the position which is calculated hy the broadcast ephemeris as well, the results show the error is periodic.

GPS卫星高度角、方位角计算方法众多，但精度低；针对这点，提出了一种利用广播星历计算卫星高度角、方位角的方法，对该方法能够达到的精度提出了鉴定的途径，并分析了利用广播星历计算卫星高度角以及方位角的误差特点，结果表明利用广播星历计算的卫星高度角、方位角呈现出周期性变化的规律。

This paper analyzed the randomness of the relative position relation between the common vertical line of the two axes of a coupling and two centers of a coupling during installing machines,and the randomness of the position of the support plane on which a machine is installed.It pointed out the errors formed by the two randomness and illustrated the faults of the four parameters system which is used in describing the shaft alignment error of a coupling by abroad technician.

分析了机器安装过程中联轴器两轴线的公垂线与联轴器中心的相对位置关系的随机性及机器地脚支承面方位的随机性，指出了两种随机性所产生的误差，说明了国外工程界在描述联轴器对中误差时所用的4参数体系存在的不足。

By measuring the point features to obtain the orientation of the bone and by adding compesated cutting path, results shows that the angle error between the connection of Femoral and Tebial mechanical axis is 2.44 degree and the angle error is 0.75 degree in epicondylar axis, which met the error in practical requirement for total knee replacement surgery.

在本论文中已完成实物设计制作，最后以Saw bone作为切割实验，利用量测点取特徵点得其骨头方位并加入补偿值调整切割路径，其结果股骨和胫骨之连线与机械轴误差为2.44°、epicondylar axis角度误差为0.75°，以目前实验误差已可符合实际膝关节手术之要求。

It is shown by the systematic error analysis that trajectory error is mainly determined by the measurement error in azimuth and elevation angle, rather than the laser ranging error which is normally taken into consideration.

系统误差分析结果表明，影响导弹末区轨迹测量精度的主要因素是测量设备的方位角和俯仰角测量误差，而不是通常认为的激光测距误差。

Based on the engineering background of the precision guided bomb,the transform relations between different coordinate were investigated,and the effects of azimuth error was analyzed.A new azimuth computing method was derived.

针对某型制导炸弹的工程化研制，研究了制导炸弹在飞行过程中不同坐标系间的转换关系，分析了方位角误差对制导炸弹坐标转换精度的影响，推导了一个新的方位角计算方法。

Simulation result shows that the alignment accuracy was 5' for east direction maladjustment angle error, 2' north direction maladjustment angle error, and 6' for azimuth maladjustment angle Error.

仿真结果表明该方案的对准精度(1σ)可以达到东向失准角误差为5角分，北向失准角误差为2角分，方位失准角误差为6角分。

The relative curve between wave speed error and azimuth resolution is given. 8. Based on the scaling azimuth resolution method given by the author, the effect of wave speed error for synthetic aperture processing algorithms based on Stolt migration is given.

基于作者所提的方位分辨率衡量方法，研究了波速误差对基于Stolt偏移合成孔径处理算法的影响，给出了波速误差对其方位分辨率影响的关系曲线。

According to the information of relative orientation from the airplane to airborne anti-submarine buoy, the mathematical model, adopting extended Kalman filtering technique, and simulation algorithm for calculating the buoy position are established in this paper. In respects of the relative position error and RMS error, the simulation results show the error performance of this system.

根据航空搜潜声纳浮标与飞机的相对方位信息，采用扩展卡尔曼滤波技术，分析了计算浮标位置的原理、方法，建立了相应的系统模型和仿真算法，从估计的相对位置误差和均方根误差两个方面，仿真分析了系统的误差性能。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了