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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

    • 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。
    • 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
    • Such a permutation is called a derangement.
      这样的一个排列称为错位排列。
    • 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。
    • This paper deals with orthodox semirings whose additive idempotents satisfy permutation identities.
      本文主要研究加法幂等元满足置换等式的纯整半环。
    • 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。
    • 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。
    • 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。
    • 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
    • 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。