permutation
英 [ˌpɜːmjuˈteɪʃn]
美 [ˌpɜːrmjuˈteɪʃn]
n. 排列(方式); 组合(方式); 置换
复数:permutations
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- 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。
- The possible permutations of x, y and z are xyz, xzy, yxz, yzx, zxy and 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.- 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。
- Variation among humans is limited to the possible permutations of our genes.
双语例句
- The method used a parity-check matrix of a short LDPC code as its mother matrix upon which a long code was constructed with circulant permutation matrices.
该方法利用一个短的LDPC码的校验矩阵作为其母矩阵,在此基础上采用循环置换矩阵构造一个长的LDPC码。 - This paper explores the order problem of mark symbols in Classification for Chinese Libraries, and offers different opinions of the permutation order and using order of mark symbols.
本文探讨了《中图法》中标记符号的顺序的问题。就标记符号的排列顺序与使用顺序提出不同的看法。 - 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。 - 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。 - 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 - Using gamma function, the paper popularized the common conceptions of the usual factorial, permutation and combination and proved some combination formulas in common use.
依照伽马函数,对通常的阶乘、排列、组合的概念进行了推广,并证明了一些常用的组合公式。 - 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。 - 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。 - 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。 - Such a permutation is called a derangement.
这样的一个排列称为错位排列。