single row layout meaning in English

单列布置
单行排列

Besides those usual layouts , such as single row layout , double row layout , pairwise row layout , the nesting for blanking pieces can be obtained also by this algorithm . this algorithm is of good efficiency , high precision of calculation and the reliable result of layouts
该算法除可完成一般的单排、双排、对头排等排样外，还可求解冲裁件嵌套排样问题，具有计算速度快、求解精度高、结果可靠等优点。