1·We see something that's more or less round, and it reminds us of perfect circularity.
我们看到较圆的东西，我们会想到正圆。
2·The system retrieved and classified the leaf by shape matching with the samples in a leaves database by eccentricity, circularity and the curvature features.
综合叶片的离心率、似圆率和这两个边界曲率特征来检索叶片数据库，进行形状匹配，实现叶片自动分类。
3·A kind of simple manual rolling circularity die was introduced.
介绍了一种简易手工卷圆模。
4·With the application of the symmetry of line and circularity, the speed of the generation of a whole compass screen is highly advanced.
利用直线对称性和圆的对称性，提高了全罗盘画面的生成速度。
5·The parts with non circularity curve have very complex shape. The traditional machining method has bad flexibility, and it can't respond the variety of the electromechanical components updated.
具有非圆曲线外形的零件形状复杂，传统的靠模加工法柔性差，不能满足机电元件类型多样化、产品更新换代快的要求。