escribed circle 旁切圆
escribed sphere 旁切球
escribed angle 旁切角
escribed circle of a triangle [数] 三角形的旁切圆
escribed volume 旁切容积
escribed hypersphere 旁切球曲面
radii of escribed sphere 旁切球半径
V to draw (a circle) so that it is tangential to one side of a triangle and to the other two sides produced 作(圆)旁切
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