旋转模式 meaning in English

roll mode

This paper improved the way of neighborhood search of sa algorithm . the extended pattern search is adopted , in which three ways are chosen , that can change the packing states of objects ( translation , rotation , swap ) and two kinds of pattern search matrices ( translation and rotation pattern search matrices ) are introduced
文中改进了模拟退火算法的搜索方法，采用扩展模式搜索：选择三种改变物体布局状态的方式(平移、旋转、交换) ，采取两种模式搜索矩阵(平移和旋转模式矩阵) 。