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词汇 trochoidal curve
释义 trochoidal curve
基本例句
摆线,余摆线
The curve described by a point on the circumference of a circle as the circle rolls on the outside of the circumference of a second,fixed circle.外摆线一个动圆沿另一个定圆外侧滚动时,动圆圆周上一点的轨迹曲线。
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