考勤接口程序

PB权限设置代码（控制控件是否可用）很不错的啊！(PB permissions set code (Control control is available) is pretty good, ah!)

大中型商场超市便利店专卖店购物中心进销存系统(Large and medium-sized shopping mall supermarket convenience store shopping mall shopping center purchase system)

实现学生基本信息、选课信息及成绩的增、删、改、查功能。(Achieving students to basic information, elective information, and performance increase, delete, change, check functional.)

说明：  PB和C#编写的DLL调用实例，亲测可用(DLL call instances written by PB and C # are available for personal testing)

sqlnc for pb 11 or 12

实现原始的buck电路仿真,各组件均调试好参数(Achieve the original buck circuit simulation, debugging components are good arguments)

A Genetic Algorithm-Based Low Voltage Ride-Through Control Strategy for Grid Connected Doubly Fed Induction Wind Generators

50节点的pwoerwrold的示例，可以为从事电力系统潮流计算分析的同学们提供帮助。(power sysetm 50bus in powerwordl)

适合学生选课设计末班,基本市现了各种功能(The last course designed for students, basic city are a variety of functions)

说明：  powerbuilder 9.0 写的ic读卡器示例用于读写ic卡编译无错误，当时为了写读卡器接口写的(powerbuilder 9.0 Written ic ic card reader for reading and writing examples compile without error, then write in order to write Reader Interface)