所以从原则上来说，你们可以决定任何,恒星在轨道中的速度，轨道的半径以及，当然，二元体系的周期。

So, in principle, you can determine for each one of those stars the velocity in orbit, the radius of their orbit and, of course, the period of the binary system.

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而追加的60亿元中，三分之一将用于轨道交通建设。

While an additional 60 billion, one third will be used for rail transit construction.

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本文介绍了已研制成功的二元轨道电路参数测试装置的组成原理、技术性能及应用。

The paper introduces the compositive principles, technical features and the application of the developed dualistic rail circuit to parameter testing equipment.

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