查询词典 satellite

Comparison between the numerical results in earth orbit and that in lunar orbit shows the characteristics of the periodic distribution for thermal parameters of the solar array in lunar orbit, which will provide powerful references for the design of the solar array and the whole lunar satellite.

计算结果与地球卫星的相应数据进行比较，明确了月球轨道上电池阵所得外热流以及温度的周期分布特点，为月球卫星上太阳电池阵以及整个卫星的设计提供了有利的数据参考。

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。

One of the difficulties of satellite formation flying is to control the formation in perturbation environment.

卫星编队飞行的难点之一是在干扰力环境下控制队形。

The perturbed relative motion of satellite clusters on highly eccentric orbits makes orbit designers face a new challenge.

大椭圆轨道上卫星编队的相对运动特性及其所受摄动力的影响给编队轨道设计者提出了新的挑战。

Based on the S, T and W decomposition of perturbing forces, the formulae of the reverse solution to the satellite's perturbed motion equation is given for the first time.

基于摄动力的 S 、 T 、 W 分解，首次给出了卫星受摄运动方程的反解公式。

The extension of 'satellite of Mars' is the set containing only Demos and Phobos.

他的批评所指，都是当今的社会显要。

Currently, satellite photogrammetry has been one of the mostly used methods of topographic mapping.

当前，卫星摄影测量已经成为地形图测绘的主要手段之一。

This website offers the access to the Map Library Catalog of the library at the Princeton University, USA. It contains 300,000 maps and charts, aerial and satellite photographs; 100 relief models; 15 globes; 850 slides, which are related to geology, geochemistry, geophysics, climatology, natural resources, land use, soils, water resources, remote sensing, topography, political and cultural geography, physiography, bathymetry, transportation, navigation, urban and regional planning.

从本网站可以获得美国Princeton大学图书馆的地图收集的目录，共有300000张地图、图表、航片和卫星图片，100种简单模型，15个地球仪、850张幻灯片，内容包括地质、地球化学、地球物理学、气候学、自然资源、土地利用、土壤、水资源、遥感、地形、政治与文化地理学、自然地理学、测深法、置换传输、航海、城市与区域规划。

For the last decade, scientists have used satellite measurements of ocean color to determine the global distribution of phytoplankton

在过去的十年中，科学家利用卫星测量海洋的颜色，以确定全球浮游植的分布。。。

This article discusses the integrated test system, test schemes and results of pica satellite. The principle and the soft hardware realization of the test system are mainly described.

本文阐述了皮卫星综合测试系统的实现方案、系统测试项目和测试结果，详细介绍了集成综合测试系统的原理和软硬件平台的实现和改进。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐