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 experimental result shows us a conjecture that there exists no such permutation over even dimensional space.
通过试验给出了关于偶数维空间上几乎完善非线性幂置换的一个猜想；
This classification is called the parity of the permutation analogous to the definition of parity of integers.
这种分类叫作置换的奇偶性，类似于整数偶性的定义。
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。
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。
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。
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。
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。
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
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。
The authors proposed a permutation correction method which is easy to perform and can correct the biases very effectively.
作者提出排列校正方法，可以成功地校正各偏差。