名词
中文翻译：径向距离
同义词：
['circumferential distance', 'radial length', 'radial dimension']
例句：
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1. The satellite's radial distance from the Earth is about 360,000 kilometers.
这颗卫星离地球的径向距离大约是36万千米。
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2.The radial distance between two points on a circle is the same as the distance between the centers of the circles.
圆上两点之间的径向距离与这两点所在圆心之间的距离相同。
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3.The radial distance from the center to each point on the surface of the sphere is equal to the radius of the sphere.
球面上任一点到球心的径向距离等于球的半径。