permutation

英 [ˌpɜːmjuˈteɪʃn]

美 [ˌpɜːrmjuˈteɪʃn]

n.  排列(方式); 组合(方式); 置换

复数：permutations　

计算机

BNC.18648 / COCA.20172

牛津词典

noun

• 排列（方式）；组合（方式）；置换
  any of the different ways in which a set of things can be ordered
  1. The possible permutations of x, y and z are xyz, xzy, yxz, yzx, zxy and zyx.
     x、y和z的可能的组合方式为xyz、xzy、yxz、yzx、zxy和zyx。

柯林斯词典

• N-COUNT 排列
  Apermutationis one of the ways in which a number of things can be ordered or arranged.
  1. Variation among humans is limited to the possible permutations of our genes.
     人类的变异受限于我们的基因可能存在哪些排列。

双语例句

• With each recursive step, cross products with one additional Permutation Group are formed.
  伴随每个递归步骤，会形成带有一个额外置换群的向量积。
• The single permutation generates from Quasi-single permutation with the insertion point, which is up to mass region.
  其中的单排列可由准单排列插点生成，如何插点取决于排列中的单质区。
• 2 perform the following permutation on the data block.
  对数据块进行如下置换。
• Variation among humans is limited to the possible permutations of our genes.
  人类的变异受限于我们的基因可能存在哪些排列。
• With the formation of protoplasm by sheer permutation& combination of atoms, the life began here.
  随着原生质的形成它只是原子的排列组合生命诞生了。
• A sort of3-element permutation with repetitions allowed is studied, and a recurrence relation in general condition is found.
  研究一类特殊的可重复排列性质，建立了一般情形下求这类排列数的递推公式，导出了一些特殊情形下的具体计算公式。
• Its of great practical value for computing the shift distribution of an order-given permutation.
  研究任意阶置换的漂移分布具有重要的实用价值。
• As the application of orthomorphic permutations in cryptography, we simply emphasize the advantage provided by such permutation in increasing the security of a block cipher.
  简要强调了利用正形置换强化分组密码的优点；利用正形置换设计了一种密码安全布尔函数。
• Actually, I could have used another permutation of these points. But, let's use this.
  其实。。我本来可以，用别的表示这些点，呃，不过还是用这些吧。
• Applications of Amplitude Modulation and Pixel Random Permutation Techniques in Double Random Phase Encryption System
  振幅调制和像素随机置换技术在双随机相位加密系统中的应用