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文回顾与评述了三维GIS的相关发展情况，探讨了三维GIS的有关基本问题，如数据获取、大数据量存贮与处理、三维空间分析，同时指出科学计算可视化、数据库系统管理、数...
文回顾与评述了三维GIS的相关发展情况，探讨了三维GIS的有关基本问题，如数据获取、大数据量存贮与处理、三维空间分析，同时指出科学计算可视化、数据库系统管理、数字影象处理等技术的成熟和二维GIS长期发展提供的理论实践经验等为三维GIS的发展提供了良好的基础。最后为三维GIS实际系统的开发提出了几个值得注意的要点。-In this paper,the review and comment on the development of 3 dimension GIS are first made.Then the basic aspects about 3D GIS,such as data acquisition,storing and processing of mass data,analysis of 3D space,are discussed.Meanwhile, it points out that the techniques such as scientific computation visualization,database system management and digital image processing,and theories and experiences provided by development of 2D GIS offer a better platform form the development of 3D GIS.Finaally,some key points in developing practical system of 3D GIS is proposed.
- 2022-03-25 16:58:03下载
- 积分：1
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用stack做的迷宫程序， 请大家点评；望大家能用得上
用stack做的迷宫程序， 请大家点评；望大家能用得上-do with the Maze procedure, please Comments; We can look useful
- 2023-05-08 00:05:03下载
- 积分：1
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dodanie testowego pliku
dodanie testowego pliku
- 2022-05-31 04:41:06下载
- 积分：1
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关于网络通信的实例，是一个使用该软件的客户端程序。
linux下的网络通讯例程，采用TCP通讯，客户端例程，本人 在LINUX环境下测试通过，绝对好用哦-the examples about net communication in linux,is a client program that use the TCP protocal and is checked in linux envirment.It is good!!
- 2023-05-11 01:10:03下载
- 积分：1
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JAVA 勤工俭学管理系统
该系统实现了注册和登录，主要有学生端，教师端和学院管理员端。
- 2022-04-28 04:14:52下载
- 积分：1
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这里是决策树的分类算法，它是建立在…
here is the decision tree in classification algorithm which is build in excel file.
- 2023-05-16 21:15:03下载
- 积分：1
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Sine wave DC pulse width speed control system simulation model, the realization...
正弦波直流脉宽调速系统的仿真模型，实现异步电动机的可逆调速。-Sine wave DC pulse width speed control system simulation model, the realization of the reversible induction motor speed control.
- 2022-04-17 23:52:50下载
- 积分：1
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http详解
This document specifies an Internet standards track protocol for the In...
http详解
This document specifies an Internet standards track protocol for the Internet community, and requests discussion and
suggestions for improvements. Please refer to the current edition of the “Internet Official Protocol Standards” (STD
1) for the standardization state and status of this protocol. Distribution of this memo is unlimited.-http Detailed This document specifies an Internet standards track protocol for the Internet community, and requests discussion andsuggestions for improvements. Please refer to the current edition of the Internet Official Protocol Standards (STD1) for the standardization state and status of this protocol. Distribution of this memo is unlimited.
- 2022-01-21 19:20:17下载
- 积分：1
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labview树形控件的使用，树形控件内容添加和显示
labview树形控件的使用，树形控件内容添加和显示-LabVIEW controls the use of tree, tree controls to add and display content
- 2022-02-09 21:44:31下载
- 积分：1
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用户T6帐套删除工具
用户T6帐套删除工具根据年份，删除帐套，删除帐套时可以进行数据备份。以时可以恢复！注意：采用SQL备份的，不是用友备份的，所以这个备份文件，用用友管理工具是恢复不了的。申明：本工具会对数据进行处理，小心使用，合法使用！
- 2022-03-30 19:06:16下载
- 积分：1
