Project1

应用于水利上河流的流管划分，输入断面数据和划分流管数量进行流管划分。(Applied to the flow tube is divided on river water conservancy input section data and divided the number of stream flow tube pipe division.)

PQ分解法，有些还需要改进，该程序所对应的例子是东南大学陈珩编的《电力系统稳态分析（第二版）》的例4-5(PQ decomposition, some also needs to be improved, The procedure corresponding to the example of Southeast University, Chen Heng addendum to the "steady-state power system analysis (second edition)" 4-5 cases)

PRODAVE 实例 PRODAVE是西门子的通讯协议，这个文件是开源的PRODAVE实例，能够兼容西门子的PLC(PRODAVE example is the Siemens PRODAVE communication protocol, this document is open-source PRODAVE example, can compatible with Siemens PLC)

一个支持各种交叉等形状工业控制管道控件的实现 (One supports a variety of shapes, such as industrial control cross-pipe controls to achieve)

说明：  一个雕刻机的源代码，还有编译好的程序，国外的(An engraving machine)

COM+TCP控制作。功能强大，拿去测试(COM+TCP u63A7 u5236 u4F5C u3002 u529F u80FD u5F3A u5927 uFF0C u62FF u53BB u6D4B u8BD5)

this program change title of menu of windows

说明：  这是一个变电站的监控程序，数据库采用的是sql server7.0(This is a substation of the monitoring program, the database is used in sql server7.0)

地震勘探干专用软件，小的程序，地震勘探行业(The QT language reads and writes segy, a special program for the seismic exploration industry, and can read and write segy standard documents)

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)