circumscribed circle短语¹⁸⁰⁰⁹⁸⁺¹ 基本例句 外接圆,外切圆 Then, the minimum circumscribed circle and shape principal orientation of the object region are calculated; 计算目标像素的最小外接圆和图像的形状主方向; cnki After normalizing the trademark image, the minimum circumscribed circle of the object is used to be the object region. 首先对商标图像进行归一化处理,以目标对象的最小外接圆作为目标区域; cnki