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- Circle permutation problem is translated into traveling salesman problem (TSP) firstly, then the simulated annealing algorithm (SA) is used to solve the TSP. 摘要首先把圆排列问题转化为旅行商问题，然后利用模拟退火算法求解此问题。
- Finite element circle permutation has approximately the same structure as finite element permutation, and additionally there is polymorphism in the region configuration (conformation) of the circle permutation. 有限元环排列也存在大体与有限元排列相同的内部结构，另外有限元环排列的区结构（构象）具有多态性。
- On the Recovery of TSP from Disruptions and a Circle Permutation Algorithm TSP的扰动恢复问题及其轮换算法
- She only unbends in the family circle. 她只在家庭环境里才不拘束。
- The children formed a circle round her. 孩子们在她周围围成了一个圈。
- We've booked seats in the circle. 我们预订了楼厅包厢的座位。
- He has a large circle of friends. 他有一大群朋友。
- She moves in a very small circle. 她的活动圈子很小。
- He has a wide circle of acquaintances. 他交游甚广。
- A planar region bounded by a circle. 圆形区，圆形空间被圆所包围的一个平面区域
- A square has four sides but a circle has no sides. 正方形有四条边，而圆形没有边。
- Sorry, exercise circle is sold out. 对不起，健身圈卖完了。
- He has only a narrow circle of friends. 他交游不广。
- The axis of a circle is its diameter. 圆的轴线是其直径。
- This is a device for squaring the circle. 这是一个不可能实现的方案。
- The students sit in a circle on the floor. 学生们在地板上坐成一圈。
- Such a permutation is called a derangement. 这样的一个排列称为错位排列。
- A circle without a center is inconceivable. 一个没有圆心的圆是无法想像的。
- The children linked hands to make a circle. 孩子们挽起手来围成一个圈。
- Measure the diameter of this circle. 量一下这圆的直径。
