52古典>英语词典>permutation翻译和用法

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

    • A definite inner structure in finite element permutation is considered in this paper.
      文章研究了有限元排列一种确定的内部结构。
    • By introducing the original permutation and the region, the conception of single permutation is proposed.
      在引入原排列和区的概念的基础上,提出了单排列的概念。
    • 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。
    • 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。
    • Random permutation and sharpening are basic methods of image processing.
      空间域随机置乱和锐化滤波是基本的图像处理方法。
    • 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
    • Such a permutation is called a derangement.
      这样的一个排列称为错位排列。
    • The security of the scheme is effectively improved by using chaotic modulation and permutation to the embedded watermark and making a expansion for the key space.
      通过时于嵌入的水印进行混沌调制和置乱,并扩展密钥空间,有效地改进了算法的安全性。
    • 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。
    • 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。