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earth satellite造句

"earth satellite"是什么意思  
造句与例句手机版
  • The artificial earth satellites occupy a peculiar intermediate position between science and technology .
    人造地球卫星在科学和技术之间占有一个独特的中介地位。
  • In comparison with the classical lunar theory the motion of an earth satellite offers important practical differences .
    与经典的月球理论相比较,地球卫星的运动有显著的实际差别。
  • When was china ' s first man - made earth satellite launched
    中国的第一颗人造地球卫星是什?#35789;?#20505;发射的?
  • Another man - made earth satellite was put into orbit last month
    上个月又一颗人造地球卫星被送入轨道。
  • China succeeded in launching its first man - made earth satellite in1970
    1970年中国成功地发射了第一颗人造地球卫星。
  • China succeeded in sending up another man - made earth satellite yesterday
    昨天,中国有成功地发射了一颗人造地球卫星。
  • Earth satellite vehicle
    地球卫星运载火箭
  • China successfully launched its first man - made earth satellite in april 1970
    中国于1970年4成功地发射了第一颗人造卫星。
  • It is reported that china has sent another man - made earth satellite into orbit
    据报道中国又成功地发射了一颗人造地球卫星。
  • Near - earth satellite
    近地卫星
  • China successfully launched its first man - made earth satellite on april24 , 1970
    中国于1970年4月24日成功地发射了第一颗人造地球卫星。
  • It if reported that china has seat another man - made earth satellite into orbit
    据报导,我国又发射了一颗人造地球卫星,卫星进入轨道。
  • Such a station is also able to play a unique role in interrogating earth satellites in orbit over both poles
    同时,这个观测站还在监视两极轨道上的地球卫星方面发挥不可替代的作用。
  • Earth satellite remote sensing monitored and geodynamic analysis of the dynamic variation of lakes in the qinghai - xizang plateau
    青藏高原湖泊动态变化的地球卫星遥感监测及地球动力学分析
  • This satellite launch is different from satellite launches in the past . previous launches were always for earth satellites , however this satellite is for the moon
    这颗卫星跟以往中国发射的卫星有所不同,以前发射的?#38469;?#22320;球卫星,而这次发射的?#29256;?#23077;一号”是一颗月球卫星。
  • The remote sensing refers to air to ground one , namely from different working platform far away the ground ( for example gao ta , balloon , airplane , rocket , the artificial earth satellite , spaceship , aerospace craft and so on ) , through the sensor , exploring the information ( radiation ) to the earth ' s surface electromagnetic wave , and after the information transmission , processes , estimation and analysis , it can be regarded as a kind of comprehensive technology of surveying and monitoring earth ' s resources and its environment
    摘要遥感是指空对地的遥感,即从?#29420;?#22320;面的不同工作平台上(如高塔、气球、飞机、火箭、人造地球卫星、宇宙飞船、航天飞机等)通过传感器,对地球表面的电磁波(辐射)信息进行探测,并经信息的传输、处理和判读分析,对地球的资源与环境进行探测和监测的综合性技术。
  • Under the circumstances of all - round blockade and embargo imposed by the united states and other western countries , china successfully developed intermediate and short - range missiles in 1964 , and succeeded in launching its first man - made earth satellite in 1970 , and a recoverable satellite in 1975
    在美国等西方国家对中国实行全面封锁和禁运的情况下, 1964年中国就已经研制成功了中近程导弹, 1970年中国成功地发射了第一颗人造地球卫星, 1975年,中国又成功地发射了返回式卫星。
  • Second part - the main contribution and research results of this paper are focused on as follows : ( 1 ) how to use the measurements of a dual frequency gps receiver to determine the ionospheric delay correction model for single frequency gps of a local range ; ( 2 ) how to separate the instrumental biases with the ionospheric delays in gps observation ; ( 3 ) how to establish a large range grid ionosphere model and use the gps data of chinese crust movement observation network to investigate the change law of ionospheric tec of china area ; ( 4 ) how to improve the effectiveness of correcting ionospheric delays for waas ' s users under adverse conditions . ( 5 ) how to establish the basic theory and the corresponding framework of monitoring the stochastic ionospheric disturbance using gps ( 6 ) how to improve the modelling ability of ionospheric delay according to its diurnal , seasonal , annual variations based on gps ; ( 7 ) how to meet the demand of correcting the ionospheric delay of high - precision orbit determination for low - earth satellite using a single frequency gps receiver 1 extracting ( local ) ionospheric information from gps data with high - precision the factors are systematically described and analyzed which limit the precision of using gps data to extract ionospheric delays
    二、具体研究工作的系统报告,主要集中在以?#24405;?#26041;面:研究如?#21355;?#29992;单台双频gps接收机的观测信息确定电离层延迟改正模型,为小范围的单频用户服务;研究如何实时分离gps观测中的仪器偏差与电离层延迟;研究如何建立较大区域的电离层格网模型,进而初步设想利用中国地壳运动观测网络深入研究我国领域的电离层的电子浓度变化规律;研究单频用户在不利条件下,如何更好地利用电离层延迟改正信息;研究利用gps监测随机电离层扰动的基本理论和框架方案;研究如何综合?#24605;?#30005;离层的周日、季节和年变化,进一步提高利用gps模拟电离层延迟的能力;研究如何实?#20013;?#36733;单频gps低轨卫星的精密测轨中的电离层延迟改正要求。
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