查询词典 azimuth error

In this paper, the effect of antenna boresight pointing instability on SAR image quality is studied. At the same time, the theoretical analysis and simulation results for the effect of antenna azimuth and elevation boresight pointing multi-frequency jittering on image quality in a squint mode are given respectively.

研究了天线波束指向抖动对图像质量的影响，分别给出了等效斜视情形下天线波束方位向多频抖动和距离向多频抖动对成像质量影响的理论分析和仿真结果。

The paper keens on missile azimuth aiming system, in particular, the measurement method of the precision on aiming system of the underwater to surface missile on the sea.

论文研究的对象是导弹的方位瞄准系统，重点研究潜地弹道导弹方位瞄准系统海上瞄准精度鉴定的方法。

We assume that changes of azimuth antenna pointing between subswaths are small enough to guarantee that DC changes much tinier than PRF diversity.

算法假设子带间的方位向天线指向变化足够小，以致由此导致的多普勒中心的变化远小于PRF的差异，从而可以近似认为多普勒中心是随距离连续变化的。

This paper introduces an analytic method of quick north seeker , whose principle is to use gyro to sense the component value of the angle-rate of the earth rotation, with which the northern azimuth angle between the referenced shaft of carrier and actual ...

本文提出一种基于解析的快速寻北方法，其原理是利用陀螺仪敏感地球的自传角速率分量，并由此计算出载体的参考轴向与真北方向的夹角，即偏北角。

This paper introduces an analytic method of quick north seeker , whose principle is to use gyro to sense the component value of the angle-rate of the earth rotation, with which the northern azimuth angle between the referenced shaft of carrier and actual north angle can be measured.

本文提出一种基于解析的快速寻北方法，其原理是利用陀螺仪敏感地球的自传角速率分量，并由此计算出载体的参考轴向与真北方向的夹角，即偏北角。

An acoustic phased arc array transmitter with azimuth radiation was designed. The acoustic field generated by the acoustic phased arc array transmitter in the borehole formation was simulated using the 3D finite difference method.

设计了一种具有方位辐射特性的声波测井相控圆弧阵声波辐射器，采用三维有限差分法对其在井旁地层中产生的声场进行了数值模拟。

Yet, under the situation of former failure horizontal well deploy, branch company require the follow-up deployment of horizontal well must do numerical simulation research, and optimize the proposed horizontal well's co-ordinate, azimuth, target spot and the length of the level section.

然而在先前部署水平井失败的情况下，西南油气田分公司要求后续部署的水平井必须进行数值模拟研究，对待钻水平井的坐标、方位、入靶点及水平段长度等进行优化。

This graduation project main research numeral electron compass azimuth computational method, as well as produces from this the digital demonstration question, subsequently realizes the entire digital electron compass system.

本毕业设计主要研究数字电子指南针方位角的计算方法，以及由此产生的数字显示问题，继而实现整个数字电子指南针系统。

A magnetic interference compensation method is presented to compensate the effects of interference magnetic field on the azimuth measurement of digital magnetic compass and to ensure the measurement accuracy of the compass.

介绍了一种磁干扰补偿的方法，可以补偿干扰磁场对数字磁罗盘方位测量的影响，保证数字磁罗盘的测量精度。

In the Song Dynasty, people combined an artificially magnetized compass with an azimuth plate to create a proper compass.

到了宋代，人们把经过人工磁化的指南针和方位盘结合起来，制成了&罗盘&。有了罗盘，无论在甚么情况下，人们都能准确地辨认方向了。

Yet, Edith says, there was always money in the bank.

但是Edith说，她的银行户口里面总是有钱。

We have created a series of files that resolve this problem--one for each day of the 40 days of purpose.

我们制作一系列的档案去解决这问题---一个为标竿40天中的每一天。