demo11

基于mfc的旅游管理系统，其中涵盖了对数据库的基本操作(Mfc-based travel management system, which covers the basic operation of the database)

visual basic program penerimaan mahasiswa baru

说明：  处理激光雷达数据，计算消光系数的程序。学大气学和激光雷达的人明白。(Processing of laser radar data to calculate the extinction coefficient procedure. Study atmospheric science and laser radar understand.)

本程序是小区住户管理系统，已调试通过，VS2008环境下使用ADO访问Access数据库(The program is residential tenants management system, has been through debugging, VS2008 environment to access an Access database using ADO)

光伏控制器，自动充放电控制12V/10A光伏控制器（ERA-04-10-A）： 额定工作电压：DC12V 最大充电电流：10A 最大放电电流：5A/路（共两路负载） 太阳能组件开路电压：25V 空载电流：<15mA 温度补偿：-20Mv/°C 工作环境温度：-25°C～+50°C 使用海拔：<5500M 控制器尺寸（mm）: 光控电压（25°C）：<=3.3V 过放保护电压（25°C）：<10.8V 过放恢复电压（25°C）：>10.8V 过充保护电压（25°C）：>15.0V 过压保护电压：17.68V 过压恢复电压：14.7V 浮充电压（25°C）：13.4V～13.7V 恢复正常充电电压（25°C）：13.2V 结束正常充电电压（25°C）：15.0V (PV controller, automatic charge and discharge control 12V/10A PV controller (ERA-04-10-A): Rated voltage: DC12V Maximum charge current: 10A Maximum discharge current: 5A/Road (a total of two loads) Solar components of the open circuit voltage: 25V No-load current: < 15mA Temperature Compensation:-20Mv/° C Operating Temperature:-25 ° C ~+50 ° C with elevation: < 5500M Controller Size (mm): light control voltage (25 ° C): < = 3.3V over-discharge protection voltage (25 ° C): < 10.8V over-discharge recovery voltage (25 ° C):> 10.8V overcharge protection voltage (25 ° C):> 15.0V over-voltage protection Voltage: 17.68V overvoltage recovery voltage: 14.7V float voltage (25 ° C): 13.4V ~ 13.7V back to normal charging voltage (25 ° C): 13.2V end of the normal charging voltage (25 ° C): 15.0V)

基于MO+VB实现的旅游查询系统，该系统实现了景点的查询和出行路线的查询(Tourism inquiries system based on MO+VB implemented, the attractions queries and travel routes queries)

一个关于物性计算的软件，能够计算出各种制冷剂的物性，而且有DLL文件供VB和Matlab调用，使用及其方便。(A calculation on the physical properties of the software can calculate various physical properties of refrigerants, and have DLL files for VB and Matlab call, use and convenience.)

水文管理信息系统，整理水文数据，绘制水文图(Hydrological management information system, collation of hydrological data, hydrological Figure Drawing)

说明：  电力系统配网潮流计算,vb编制 配电网潮流计算程序(也可用于其它电压等级辐射网)采用当前流行的“前推回推”算法，收敛速度快（一般不超过3次迭代即可获得满意的精度）。(Power system distribution network power flow calculation, vb preparation of distribution power flow calculation program (also available for other voltage levels of radiation network) using the current popular )

测绘领域，该程序为一个边角网平差的程序，能够进行近似计算、间接平差计算，同时能够绘制出测量的网图，进行精度测评。(The field of surveying and mapping, the program for a corner net adjustment procedures can be approximately calculated, indirect adjustment calculation, at the same time able to draw a network diagram, measurement accuracy evaluation.)