The orbits of planets in the once popular geocentric Ptolemaic system are epitrochoids.
曾经盛行的托勒密地心说体系里的行星轨道就是外旋轮线.
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Q . What is a geocentric orbit?
一个以地球为中心的轨道是 什么 ?
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GEOCENTRIC MAPS MOVEMENTS from low prices on Coffee.
从咖啡价格低点起地心天图的运动.
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Accuracy of the measurements of the geocentric vector is affected by earth oblateness.
圆锥扫描式红外地球敏感器常用于测算地心矢量,而地球扁率影响地心矢量精度.
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Before each of their revelations, many thinkers at the time had sustained more ancient ways of thinking, including the geocentric view that the Earth was at the centre of our universe.
2020年考研真题（英语一）阅读理解 Section Ⅱ