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AcrSde spatial database engine. Good things to share!
AcrSde 空间数据库引擎.
很好的东西发给大家共享!-AcrSde spatial database engine. Good things to share!
- 2023-06-17 20:50:06下载
- 积分:1
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使用DELPHI6.0开发的停车场管理信息系统 使用ADO和BDE技术连接SQL数据库 是我计算机双学位的毕业设计...
使用DELPHI6.0开发的停车场管理信息系统 使用ADO和BDE技术连接SQL数据库 是我计算机双学位的毕业设计-Delphi6.0 development of the use of the car park management information system BDE and ADO SQL database connectivity technology is a double degree in computer design graduates
- 2022-01-21 18:52:02下载
- 积分:1
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java 教程与实例
Java 教程与实例,英文版。目录Table of Contents Context Computers and Software systems ComputersSystem Software System Systems programs and systems programmers – a possible source of confusionComputer programming language
- 2023-09-03 08:20:05下载
- 积分:1
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write Java intellectual puzzles wrenched mobile phone game is based on Midp 2.0
Java写的智力拼图扳手机游戏,是基于Midp 2.0的-write Java intellectual puzzles wrenched mobile phone game is based on Midp 2.0
- 2022-01-25 18:50:01下载
- 积分:1
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Game Institute C++ will write a second book project, I hope you can help
游戏学院C++第二本书必写项目,希望能帮助大家-Game Institute C++ will write a second book project, I hope you can help
- 2022-08-16 13:28:40下载
- 积分:1
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有关EZ
有关EZ-USB FX2单片机很有用的论文资料,其中包含固件编程以及端口设计-the EZ-USB FX2 SCM useful information to the papers, which includes ports firmware design and programming
- 2022-07-04 04:09:09下载
- 积分:1
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模拟股票下载的小软件,可以自己分享…
模拟股票下载小软件,可以组建自己的股票学习或操作环境-Simulation of the stock to download a small software, can set up their own shares learning or operating environment
- 2022-08-18 21:50:24下载
- 积分:1
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组合频率干扰,用于通信等射频电路中干扰的计算
组合频率干扰,用于通信等射频电路中干扰的计算-Combination of frequency interference and other RF circuits for communications in the calculation of interference
- 2022-05-23 20:38:57下载
- 积分:1
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问题描述:
一杯沸水冷却,圆柱体模型,底面半径0.05m,高0.1m,周围温度20度,初始水温100度
方程是四维输运方程(常数a^2=k/(c*...
问题描述:
一杯沸水冷却,圆柱体模型,底面半径0.05m,高0.1m,周围温度20度,初始水温100度
方程是四维输运方程(常数a^2=k/(c*p),k是热传导系数0.6006焦/(米*秒*度))
初始条件:t=0时水等于100度
边界条件:1.上下壁都是自由冷却,第三类边界条件,周围温度保持在20度(H=k/h,h取1)
2.杯壁绝热,第二类边界条件
图形显示格式,取过圆柱轴的截面温度变化将其做成动画.
-Problem description : a cup of boiling water cooling cylinder model, the bottom radius of 0.05m, 0.1m high. temperature around 20 degrees, initial temperature of 100 degrees equation is four-dimensional equations (a constant ^ 2 = k/(c* p), k is the thermal conductivity coefficient of 0.6006 Coke/(m** seconds degrees)) initial conditions : t = 0 to 100 degree water boundary conditions : 1. upper and lower walls are free cooling, the third boundary conditions, maintain the temperature around 20 degrees (H = k/h, h for 1) 2. Beibi insulation, The second category boundary conditions graphics format, cylindrical shaft for the cross section of its temperature changes caused animation.
- 2022-05-12 17:55:03下载
- 积分:1
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VB增强型DataGrid数据显示插件
VB增强型DataGrid数据显示插件,可实现每一行的Grid都可以设置高亮显示、为每一个单元格添加自定义控件,比如复选框、单选框、改变单元格颜色等,这样设置后,使数据的显示更加规范化和人性化,易于阅读,这个控件也十分小,用起来挺方便,如演示截图所示的效果。
- 2022-03-23 07:33:44下载
- 积分:1