人造卫星：由人类制造并发射到地球轨道或其他天体轨道上的人造物体，用于通信、导航、科学研究等目的。
人造卫星-引用次数：1
人工卫星
人造卫星
人造卫星
人造卫星
人造卫星
人造卫星
人造卫星
...导语：人造卫星(Artificial Satellite)是指环绕地球在空间轨道上运行的无人航天器。下面是关于人造卫星的故事，欢迎各位的阅读与借鉴。
... 人工甜味剂 artificial sweeteners 人工卫星 artificial satellites 人工选择 artificial selection ...
... orbit 轨道 artificial satellite 天然卫星 Telstar 通信卫星 ...
... orbit轨道 artificial satellite人造卫 Telstar通信卫星 ...
[航]人造卫星
The first artificial satellite.
第一颗人造卫星。
Do you know when the first artificial satellite of America was launched?
你知道美国的第一颗人造卫星是什么时候发射的吗？
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。
Twelve years before the historic Apollo 11 mission, the Soviets successfully launched the first artificial satellite called Sputnik into Earth's orbit.
VOA : standard.2009.07.16
Our scientists and technicians have succeeded in launching the first artificial satellite aboard a multi-stage rocket into orbit.
The successful launch of the first artificial satellite in the DPRK greatly encourages the Korean people in the efforts to build a powerful socialist state under the wise leadership of the great leader Kim Chong-il.
And after the Soviet launch of Sputnik, the first artificial satellite to orbit the Earth, the United States went about winning the Space Race by investing in science and technology, leading not only to small steps on the moon but also to tremendous economic benefits here on Earth.