A space station in high orbit might be a convenient way station for future cosmonauts intending to visit mars.

太空轨道中的空间站对于想去拜访火星的未来宇航员来说也许是一个方便的小站。

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It has undergone new type rocket flight test, and gained high orbit injection accuracy in satellite launching.

并且此系统经历了新型火箭飞行试验，通过发射卫星，又取得了入轨精度的验证。

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Mr. Lele said the most significant aspect of the Chang'e 2 mission was the attempt at a 9.5-mile-high orbit, a difficult feat.

拉勒说嫦娥二号的此次任务意义最为重大之处在于它将下降至9.5英里高的月球轨道上，这是难度很大的成就。

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The 13-tonne mission was initially lifted into a 350km-high orbit above Earth, with the expectation that the probe's big engine would fire twice - first, to raise that orbit, and, second, to set course for Mars.

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But unlike Iridium's 66 low-orbit birds, Astrolink will cover the earth with only four high-orbit geostationary fliers.

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The latest spacecraft was lifted by the Atlas into a 680km-high polar orbit.

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