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1、客户数据从Excel或Access中导入 2、数据量比较大，约200多万条记录 3、实现分地区查询 4、实现其他条件查询 （关键字） 5、实现分地区查询的用户权限限制，即特定用户只能查找特定地区的客户信息（显示）(1, the customer data from Excel or Access to import 2, larger than the data, about 10,000 more than 200 records of 3, to achieve sub-region query 4, the realization of other conditions query (keyword) 5, to achieve sub-region query user rights restrictions that particular user can only search a specific area of customer information (show))

后台发送按键小程序。可以将指定按键命令发送到指定窗口。(Background Send button applet. Designated key commands can be sent to the specified window.)

表达式计算器,方便用于无小键盘的笔记本,采用的算法可以计算复杂的表达式(Expression calculator, easy for non-small laptop keyboard, the algorithm can be used to calculate complex expressions)

实现一个可编程表达式的计算器，并判断输入的表达式是否正确。(Expression of the realization of a programmable calculator, and determine the expression entered is correct.)

nginx视频点播,源码资源,Source resources(Nginx video on demand, source resource, Source resources)

这是用VB写的数控G代码读取，编译，并显示。给做数控系统的朋友做参考。(It is written in VB CNC G-code read, compile, and displayed. CNC system to make a friend for reference.)

用于锁定屏幕的工具,推荐给大家下载,你会喜欢的()

航标性能评估，实现航标配布合理性的评估，评估某一河道航标配布的合理性(The reasonableness of the beacon performance assessment of the beacon with cloth reasonableness assessment of a river beacon with cloth)

16进制如何转化为10进制的，进制转换是需要注意什么，怎么样会更简单(0x d)

cass与scs格式互换,还可以同时打开转换前后的文件(exchange cass and scs format)