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汉语拼音：nèi qiē yuán

1.在多边形内与多边形的各边相切的圆叫该多边形的内切圆。

1. 在多边形内与多边形的各边相切的圆叫该多边形的内切圆。

• Its specially-shaped leaf spring constitutes a triangle with the candle being fixed in the position of inscribed circle of the triangle.

  在蜡台上设有特殊的成型片弹簧。弹簧夹口呈三角形状，蜡烛被固定在三角形内切圆位置上。

• the calculation formula of inscribed circle diameter of the maximum section of bearing ring is inferred.

  为此推导出了几类轴承套圈最大截面内切圆直径的计算公式。

• The traditional method of treating with data is optimizing method in monitoring furnace tangential fluid field by acoustic method.

  利用声波法监测炉内切圆流场，传统的处理数据方法是优化求解法。

• equilateral triangle so the area is within the circumcircle 4 times the radius of inscribed circle! !

  所以等边三角形的外接圆的面积是内切圆半径的4倍！！

• So the circumcircle of an equilateral triangle inscribed circle area is 4 times the area! !

  所以等边三角形的外接圆的面积是内切圆面积的4倍！！