This thesis analysis the design principles and security and studies the critical algorithm of element inverse in the AES.
这一论断的设计原则和安全性分析和研究的关键算法逆向的元素在aes。
The principles of substructure design and the applications of finite element method are discussed in this paper.
本文讨论地下结构设计的原理、方法以及有限单元法所能起的作用。
Principles of reasonable values and reference data of saw tooth's rake, relief, wedge angles and radius of bottom arc can be determined through finite element method of calculation and optimum design.
通过有限单元法计算和优化设计，确定锯片齿形前角、后角、楔角及槽底圆弧半径合理值的原则及其参考值。
Principles of reasonable values and reference data of saw tooth's rake, relief, wedge angles and radius of bottom arc can be determined through finite element method of calculation and optimum design.
通过有限单元法计算和优化设计，确定锯片齿形前角、后角、楔角及槽底圆弧半径合理值的原则及其参考值。
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