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- lunar orbiting satellite 月球轨道卫星
- Solar perturbation of the lunar orbit. 出差由于太阳引力引起的月球轨道运动的摄动
- The farthest point on the lunar orbit is called apogee. 而绕月轨道里地球最远的点则为远地点。
- Lunar Orbiter Satellite 月球轨道卫星
- The booster was Saturn C-3 and the key technique was lunar orbit rendezvous. 采用萨杜恩C-3运载火箭,关键技术是月球轨道会合。
- But due to its limited coverage, inter-satellite link is the future emphasis in the feild of low earth orbit satellite. 低轨道卫星是卫星通信的发展趋势,但单星覆盖范围小决定了星间链路技术是将来发展的重点。
- Kogan F N.Droughts of the late、 1980s in the United States as derived from NOAA polar orbiting satellite data[J].Bulletin of the American Meteorological Society,1995,76:655-688. [管晓丹;郭铌;黄建平;等.;植被状态指数监测西北干旱的适用性分析[J]
- This paper investigates the least maneuver velocity through the tolerable apolune and other lunar orbit elements. 另外,第一次近月制动失败后,卫星飞行大约15小时将飞离月球影响球。
- The first spacecraft of the program, Chang\'e 1, an un-manned lunar orbiter was successfully launched at Xichang Satellite Launch Center on October 24, 2007. 这个计划的首颗非载人绕月卫星嫦娥一号,已于2007年10月24日在西昌卫星发射中心成功发射。
- Abstract.The first orbit maneuver of lunar orbit insertion (LOI) must be implemented at the first perilune of the spacecraft flight to the moon. 摘要: 月球捕获控制第一次制动必须在卫星飞向月球的第一近月点完成。
- This Earthrise as well as the famous Earthrise captured 40 years ago by the crew of Apollo 8, only occurs for observers in lunar orbit. 这张地出图与40年前阿波罗8号拍摄的著名地出一样只能是处在月球轨道上才能看到。
- A view of the rising Earth greeting the Apollo 8 astronauts as they came from behind the moon after the lunar orbit insertion burn. 这个画面是月球嵌入轨道燃烧后阿波罗8号宇航员正好在月球后面时正赶上地球徐徐升起的场景。
- One Nato figure said the effect was "as big a shock as the Russians launching Sputnik" - a reference to the Soviet Union's first orbiting satellite in 1957 which marked the start of the space age. 无论是英国每日邮报还是北约官员都没有透露这一事件发生的具体时间,只是称其发生在近日,其地点为日本南部和台湾岛之间。文章指出,但在这样的敏感区域出现这样的事件,对五角大楼来说则是一个极大的尴尬。
- It too will be a larger ship than its predecessor, big enough to carry all four astronauts down to the surface while the mother ship idles empty in lunar orbit. 它也将是比它前任更为巨大的飞行船,大到足够运载四位宇航员下至月球表面(当母舰在绕月轨道腾空待用的时候)。
- The highly complex ‘lunar orbit insertion manoeuvre’ was performed from Chandrayaan-1 Spacecraft Control Centre of ISRO Telemetry, Tracking and Command Network at Bangalore. 高度复杂的'月球轨道插入操纵'完成从月球- 1航天器控制中心,印度空间研究组织的遥测,跟踪和指挥网络在班加罗尔。
- Development and applications of gravimetry and satellite-borne gravimetry are reviewed. Relations among the rectangle coordinates, Keplerian elements, Hillian elements and Equinoctial elements to describe the motion of low earth orbit satellite are given. 回顾了重力测量和卫星重力探测技术的发展和应用,阐述了描述低轨卫星状态的直角坐标、Kepler根数、Hill根数和Equinoctial根数之间的相互关系,认为Hill根数和Equinoctial根数能够避免由卫星轨道奇异带来的计算问题,分析了低轨卫星的受摄运动,给出了摄动模型。
- The design results of the example constellation show that the self-stabilization design is effective to enhance the configuration stability of the elliptical orbit satellite constellation. 对实例星座的设计结果表明,自稳定设计方法对提高椭圆轨道星座的构型稳定性是有效的。
- Take particle-beam technology originally created to zap Russian missiles. Put it inside a spacecraft built by McDonnell Douglas. Now blast the whole package into lunar orbit with a mammoth Russian Proton rocket. 采用最初用来摧毁俄罗斯导弹的粒子束技术装置,把它装入由麦克道尼尔·道格拉斯公司生产的宇宙飞船上,用巨大的俄罗斯质子火箭,把整套粒子束装置送入月球轨道。
- orbiting satellite carrying amateur radio 业余无线电轨道卫星