1.
Study and Development of a PDA-based Agricultural Fertilizer Expert System;
基于PDA技术农业施肥通的研究与开发
2.
The Techniques of Spatial Information Application Based on PDA;
基于PDA的空间信息应用技术研究
3.
A Research of the Key Technology in Mobile Information System Based on PDA;
基于PDA的移动信息系统关键技术研究
4.
Research on Application System of PDA Based on J2ME and Web Services;
基于J2ME和Web Services技术PDA应用系统研究
5.
RESEARCH ON KEY TECHNIQUES OF GIS/GPS INTEGRATION BASED ON PDA;
基于PDA的GPS/GIS移动计算关键技术研究
6.
Research on Key Technologies of PDA Security Management Software
PDA安全管理软件的若干关键技术研究
7.
GZCORS PDA based data collection and processing technology research
基于GZCORS的PDA数据采集与处理技术研究
8.
Application of GIS in PDA Flood Control System
GIS技术在PDA防汛系统中的运用
9.
The Related Technology Research and Implementation of Voice Navigation System Based on PDA;
基于PDA的语音导航系统相关技术研究与实现
10.
Research on Key Technologies for Spatial Data Wireless Communications Based on Mobile GIS and PDA;
基于移动GIS/PDA空间数据无线通信关键技术研究
11.
Study of Application of GPS-PDA in Land Changing Survey Based on VRS Technology;
基于VRS技术GPS-PDA在土地变更调查中的应用研究
12.
Technology of Rapid Rendering of Massive Remote Sensing Image in PDA
遥感影像图在PDA上的快速显示技术及其应用
13.
The application The application of 3S integrated technologies based on PDA in the land survey
基于PDA的3S集成技术在土地调查中的应用
14.
Research of Information Collection and Management Technology for Tobacco Leaf Production based on PDA
基于PDA的烟叶生产信息采集与管理技术研究
15.
SYSTEM DESIGN AND KEY TECHNOLOGY RESEARCH OF GPS-PDA
GPS-PDA的外业补调系统设计与关键技术研究
16.
The Mobile Differential GPS Positioning System Based on Virtual Reference Station Technique and PDA Platform;
基于虚拟参考站技术和PDA平台的GPS移动定位系统
17.
Development and Research of Key Technology on City Spatial Information Oriented Mobile Terminal (PDA);
面向城市空间信息的移动终端（PDA）关键技术开发与研究
18.
The Critical Research of PDA Embedded Geo-Browser Based on G/S Model
G/S模式下的PDA嵌入式地学信息浏览器关键技术研究