原理

This paper presents an introduction of the mechanism and advantages of Playfair algorism,and provides a complete plan and program of C-language simulative fulfillment,which will make it more vivid and convenient for one to understand this algorism.

介绍了P layfair算法的原理及其优点，给出了用C语言模拟实现P layfair算法的完整思路和程序。为形象的了解此算法提供了最方便的途径

Packet checksum algorithm, the use of division and the balance principle for error detection.

详细说明：数据包校验算法，利用除法及余数的原理来作错误侦测。

The theory of this algorithm was discussed, and the performance was analyzed.

讨论了该算法的原理，并对算法性能进行了分析。

They are summarized as following:Firstly, the theory of genetic algorithm and classic image enhancement methods is studied.

本文的主要工作如下：对遗传算法的原理和传统的图像增强技术进行了深入的研究。

An algorithm based on immune system theory is brought up.

提出了结合免疫原理的遗传算法。

This article studies the design of Alignment system based on video and confocal, Mask-Panel Alignment is one of the threes key technologies (projectionlens, aligner, wafer stage)in lithography.

针对目前我们研究的激光投影光刻机对高分辨力和高衬度的需要，设计了一套基于视频图像对准原理的激光投影光刻对准系统。

Referring to the superposition principle in design deflectors, beam aligner and stigmator can correct the error introduced by machining and assembling.

对中和消像散器的设计中借鉴了偏转场设计中的叠加原理，可以实现对离子光柱体加工和装配误差的校正。

Rationale: The association of asthma with sensitization and allergen exposure is known to be complex.

原理：人们已经知道哮喘和致敏作用、抗原暴露之间的关系是复杂的。

This paper introduces the structure and working principle of Allison gearbox and its automatic transmission electronic control system.

介绍阿里森变速箱的结构与工作原理，并对该变速箱的自动换档电子控制系统做了较为详细的介绍。

He also describes the characteristics read.freeduan.com of neonatal tolerance induced by foreign allo- and self-antigens, which are the basis for understanding impaired infant immune response and which provide a rationale for the development of efficient neonatal vaccines.

他也描述新生儿的容忍的特性read.freeduan.com 外国allo 引起，自我抗原，用于理解削弱婴儿的免疫的反应是基础和为有效率的新生儿的疫苗的发展提供一个基本原理。

I can not make it blossom and suits me

我不能让树为我开花

When temperatures are above approximately 80 °C discolouration of the raceways or rolling elements is a frequent feature.

当温度高于 80 °C 左右时，滚道或滚动元件褪色是很常见的特征。