名词中文翻译
中文翻译：外半径
同义词：
['outer radius', 'external radius']
例句：
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1.The satellite orbits the Earth at an exradius of 6,000 kilometers.
这颗卫星绕地球运行的轨道半径为6,000公里。
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2.The planet's surface is roughly 390,000 kilometers from its exradius to its aphelion.
该行星的表面距离其轨道远心距约为390,000公里。
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3. The spacecraft's trajectory was calculated based on the exradius and aphelion distances.
根据轨道远心距和轨道近心距，计算了宇宙飞船的轨迹。