Embedded GIS based on PDA combined with GPS is promising in realizing the real display of the maps under the mobile computation situation.
基于PDA的嵌入式GIS与GPS相结合实现在移动计算环境下的地图的实时显示有很好的应用前景。
It is an efficient way of combining the static analysis based on the security extended type system to solve the mobile computation security problems.
通过对移动计算安全框架的分析，指出考虑安全性要求的扩展类型系统这一静态分析方法是解决移动计算安全性问题的有效方法之一。
By analyzing the main problems of computation security under mobile computation environment, the language-based security technology and implementation method are illustrated.
从分析移动计算环境下计算安全性的基本问题入手，探讨了基于程序语言的安全技术和实现方法。
By analyzing the main problems of computation security under mobile computation environment, the language-based security technology and implementation method are illustrated.
从分析移动计算环境下计算安全性的基本问题入手，探讨了基于程序语言的安全技术和实现方法。
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