简单的计算器,暂时不支持复杂的函数如,三角函数等

PFC实例是参照PB6.51版本的PFC的example做的，里面的注释基本都是用中文重新写过，方便大家阅读，本PFC实例没有使用SQLSPY、DEBUG服务和数据窗口属性服务，但是增加了一些实例，如：带进度条的检索工具，SQL语法分析，数据窗口缓存服务等。-PFC PB6.51 example is the reference version of the example of PFC done inside of the Notes which are re-written in Chinese, facilitate reading, the examples do not use PFC SQLSPY, DEBUG window service attributes and data services, but an increase of some examples, such as : the progress of the band Search tools, SQL syntax analysis, data window cache services.

大学用数据结构课件 来自北京工业大学的 需要的尽管下载-University of courseware using the data structure from the Beijing University of Technology, even though it needs to download

使用powerbuilder开发的小型图书店系统。请查阅！-Use PowerBuilder to develop small-scale map Bookstore. Please check!

一个小型的旅行社管理系统-a small travel agency management system

一个合并排序算法。是按照《算法导论》书中的讲解来写的。-A plan to merge sorting algorithm. In accordance with the

改良的新型遗传算法，增加了父代与子代的杂交，适合特殊问题求解。-New improved genetic algorithm, an increase of parent and offspring of the hybrids, suitable for specific problem-solving.

要控制我的信息系统是一个非常聪明的简单的项目。你可以学习如何添加、 更新、 删除和查询与 php mysql 语言......

vector control: an example in vector control of induction motor

魔王语法解释 数据结构的实验和实验报告，包含实验报告，源码等-Devil syntax explained the experimental data and experimental structure of the report, including test reports, source code, etc.

asp人事管理系统，可以用于毕业设计。供大家学习-asp Personnel Management System, can be used for graduation design. For them to learn from