文中对DES置换表的订正，以及与软件配套的实验报告书的编制，精致实用，具有一定的参考价值。
The mended DES permutation tables as well as the experiment report chained the software are well worthy because they are compactly and useful.
置换密码是一种简单的加密技术，采用这项技术将把字母表中的每个字母替换为字母表中的其他字母。
A substitution cypher is a simple encryption technique where every letter of the alphabet is substituted with another letter from the alphabet.
本文主要对人工煤气置换为天然气后煤气表更换的必要性、IC卡煤气表的特点及其使用上的优势和社会综合效益进行了探讨分析。
In this paper, the necessity of artificial gas is replaced into natural gas, IC card gas meter characteristics and use advantages and social comprehensive benefits are analyzed and discussed.
本文设计了一种基于混沌理论和单表置换加密方法的一维混沌表加密算法。
This paper discusses and curry out an encryption algorithm based on one-dimensional chaotic map, which have good security and practicability.
在离心式水泵工作现场只须把原安装真空表的位置换上负压变送器即可进行检测。
On the working spot of centrifugal water pump, the detection can be carried out only by fixing the negative pressure translator in the original position of vacuum meter.
如果资产置换发生在资产置换资料表中所规定的日期之前，则只有到了资产置换资料表中所规定的日期时才付款。
If Assets are not replaced on or before the scheduled date, payment will not be released until such replacements have been effected.
艺术家此次的视力表是“E”置换成了大小不等的眼睛，眼睛的图标可以通过其后面转机的带动而形成向上下左右移动。
This time, the artist adopts eyes of various sizes to replace the traditional "E"s. The icon of eye can be rotated through a control at the backside of it.
艺术家此次的视力表是“E”置换成了大小不等的眼睛，眼睛的图标可以通过其后面转机的带动而形成向上下左右移动。
This time, the artist adopts eyes of various sizes to replace the traditional "E"s. The icon of eye can be rotated through a control at the backside of it.
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