环形轨道
双语例句原声例句
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有一个环形轨道。
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张力做了功吗，在环形轨道的例子里，也许法向力做了功？
Is the tension doing any work and in the case of my circular track is, perhaps, the normal force doing any work?
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它满载食物，燃料，零部件以及环形轨道前哨急需的物资。
It was laden with food, fuel, spare parts, and much needed supplies for our orbiting outpost.
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You've got negative charge in motion, and it's in a circular orbit.
负电荷在运动，它们处在一个环形的轨道中。
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