查询词典 azimuth angle

The comparison analysis of narrow anti wide azimuth seismic data in mountain front areas of Turpan Basin, western China, shows that the observation direction bevelling the direction of faults or fault zones will cause the imaging loss of small faults, and the little fault will be poorly imaged in seismic data.

通过对中国西部吐鲁番盆地北部山前带的宽、窄方位角地震数据进行对比分析研究表明：不同窄方位观测时，由于观测方向与断裂走向斜交存在较为严重的构造假象，并造成小断层难以成像。

The key of this method is the pre-filter, which convolutes the raw data with a selected azimuth LFM.

它的核心步骤是预滤波，可以实现方位向数据和一个参数可调的线性调频信号的卷积。

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。

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。

Take celestial azimuth and find compass error on each watch if the weather is fine.

如天气好，每一班测取天体方位求出罗经差。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。