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

• The fast Fourier transform algorithm for the production of the permutation factor circulant matrices;
  给出了一类置换因子循环线性系统求解的一种快速算法。
• Cyclic shift permutation structure is an important part of partial parallel decoder for quasi-cyclic LDPC codes.
  循环移位置换单元是准循环LDPC码的部分并行译码器的重要组成部分。
• Some Permutation Polynomials over Finite Fields and a Security Key Exchange Protocol
  有限域上几个置换多项式及一个密钥交换协议
• And it ensured the data security and integrity in the protocol entities exchange through encryption, authentication, digital signature and one-way permutation function.
  并通过加密、认证、数字签名和单向置换函数有效地保证了协议中实体交互数据的安全性和完整性。
• Such a permutation is called a derangement.
  这样的一个排列称为错位排列。
• This way, any permutation of role implementations by the different vendors can be configured.
  这样就可以配置不同供应商提供的角色实现的任意排列组合。
• 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。
• In this paper, a new sorting algorithm consisted of classification, in situ permutation and straight insertion is presented.
  基于此，本文提出了一种由分“档”、整体置换和局部直接插入排序所组成的新排序算法&分“档”置换插入排序法。
• 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。