windows环境下基于QT的串口，MP3，carema等功能软件

系统支持的数学函数：PI ! ^ % SQR SQRT INT/TRUNC ROUND ABS FRAC SIN COS TAN ARCSIN ARCCOS ARCTAN LN LOG2 LOG10PI：圆周率。Exp！：计算Exp（表达式）的介乘。Exp1^Exp2：计算Exp1的Exp2次方。Exp1%Exp2：计算Exp1除以Exp2后的余数。Sqr(Exp)：计算Exp的平方。Sqrt(Exp)：计算Exp的平方根。Int(Exp)/Trunc(Exp)：把Exp截断取整。Round(Exp)：把Exp四舍五入。Abs(Exp)：取Exp的绝对值。Frac(Exp)：取Exp的小数部分。Sin(Exp)：求Exp的正玄。Cos(Exp)：求Exp的余玄。Tan(Exp)：求Exp的正切。ArcSin(Exp)：求Exp的反正玄。ArcCos(Exp)：求Exp的反余玄。ArcTan(Exp)：求Exp的反正切。Ln(Exp)：求Exp的自然对数。Log2(Exp)：求Exp的以2为低的对数。Log10(Exp)：求Exp的以10为低的对数。-system to support the Math : PI! ^% SQR SQRT INT/TRUNC ROUND ABS FRAC SIN COS TAN LN ARCSIN ARCCOS ARCTAN LOG2 LOG10PI : pi. Exp. : Computational Exp (expression) of the referral by. Exp1 ^ Exp2 : computational power of Exp1 the Exp2. Exp1% Exp2 : Exp1 calculated by dividing Exp2 the remainder. Monaco (Exp) : Exp calculating the square. Sqrt (Exp) : Exp calculating the square root. Int (Exp)/Trunc (Exp) : With Exp disconnected from the whole. Round (Exp) : With Exp rounding. Abs (Exp) : Exp take the absolute valu

超强的日期展示功能,有各种格式的日期以供选择-Superacid date display function, has a variety of formats to choose the date for

类似于VC提供的SPY++的工具，VC开发-similar to the SPY tools, VC

包括通讯录、个人财务、个人信息等，直接在窗体中对数据库进行增删改查，后台超级简单的C#代码适合课程设计

AutoCad中关于使用vc++编程响应事件的一个类实例。-AutoCad regarding the use of vc programming in response to the incident, a class example.

4:1 mux test version.

ymud源码，想开发MUD客户端的可以参考-ymud source, I would like to develop MUD client can refer to

打开文件，浏览树形结构。寻找树叶，再找匹配的节点-Open files, browse tree structure. Looking for leaves, find matching nodes

VC的代码包，里面有很多有用的代码，希望对大家有用。-VC code package, which has many useful code, I hope useful for everyone.

用户注册管理台串口联接终端，和和后台数据库相连-management Taiwan registered users connected to serial terminals, and associated database and background