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- The first artificial satellite was fired off on October4,1957. 第一颗人造卫星于1957年10月4日发射升空。
- The life of an artificial satellite. 人造卫星的寿命。
- The artificial satellite was launched into orbit. 那枚人造卫星射入了轨道。
- Sputnik I as the first artificial satellite. 史普尼克1号是第一颗人造卫星。
- To decrease in orbit. Used of an artificial satellite. 能量衰减指人造卫星在轨道上运行时能量消减
- The decrease in orbital altitude of an artificial satellite as a result of conditions such as atmospheric drag. 能量消减人造卫星由于大气阻力等的作用结果,在轨道高度上能量消减
- The first artificial satellite was fired off on October 4,1957. 第一颗人造卫星于1957年10月4日发射升空。
- A new artificial satellite has been launched again by China. 中国又发射了一颗新人造卫星。
- The first artificial satellite was fired off on October 4, 1957. 第一颗人造卫星于1957年10月4日发射升空。
- The path of a celestial body or an artificial satellite as it revolves around another body. 运行轨道天体绕另一天体或人造卫星绕一天体旋转所运行的轨道
- The orbit of the artificial satellite has an apogee of200 miles from the earth. 这个人造卫星的轨道,其最远点在离地球200英里的地方。
- Do you know when the first artificial satellite of America was launched? 第一的;最初的;最早的;最先的;第一流的;最重要的
- Reaction power sends artificial satellites into orbit. 反作用力把人造卫星送入轨道。
- Hard there been no electronic computers, there would have been no artificial satellite or rockets. 如果没有电子计算机,就不会有人造卫星或火箭。
- The rocket climbs upward and onward, with an artificial satellite cradled in its nose cone. 随带装在其前端锥形体内的一颗人造卫星,火箭一直向上,向前爬升。
- Rockets and artificial satellites can go far above the ionosphere. 火箭和人造卫星能够到达电离层以上极远的地方。
- That in 1969 the first artificial satellite was launched to the space is known to man. 1969年第一颗人造卫星上了天是众所周知的。
- The point in the orbit of the moon or of an artificial satellite most distant from the center of the earth. 远地点月球或人造卫星轨道上离地球中心最远的点
- The orbit of the artificial satellite has an apogee of 200 miles from the earth. 这个人造卫星的轨道, 其最远点在离地球200英里的地方。
- Space exploration began in 1957 with the launch of the first artificial satellite. 太空探险是随着1957年第一颗人造卫星的发射而启动的。
- 今日热词
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- 深远海浮式风电平台 - deep-sea floating wind power platform
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- 京雄高速公路 - Beijing-Xiongan expressway
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- 农业及相关产业增加值 - the added value of agriculture and related industries