Vfp6.0 use of student achievement to write a deal with the

使用PB对excel文件进行PB数据导入和导出的测试，提供源代码，并详细说明

键上飞是一个类似Dos时代TT的打字小游戏，你若经过几天练习，肯定是运指如飞啦！... -keys on the fly is a similar Dos times TT typing small games, after several days if you practice is certainly means Rufei Win! ...

2仍然-2 still

编写程序计算三门课的平均成绩，要求应用程序分别用Java语言三种不同的循环语句实现，每门课的成绩用Math类的random()方法随机产生（random()产生的数值在0和1之间），成绩范围为40~100。 提示:自定义一个类，该类实现一个返回随机数的函数。在main函数里测试时直接调用该类的获取随机数方法。 获得随机数相关的类为:java.lang.Math 需要时可引入该类即:import java.lang.Math -Write a program grade point average calculation of three lessons to require the application were used Java language in three different loop realization of the achievements of each course with the Math class, random () method of randomly generated (random () produces values between 0 and between 1), results range from 40 ~ 100. Tip: Customize a class that implements a function to return random numbers. In the main function, where the test is called the class to obtain a direct method of random numbers. Obtain a random number associated category: java.lang.Math necessary for the introduction of the class that is: import java.lang.Math

关于AD9833开发的论文，原理应用写的都很好，还指出实际调试中容易出现的问题，很不错，大家参考参考！-AD9833 developed on paper, the principle of application is well written, but also pointed out that the actual commissioning of easier problems, it is true that your information!

it is used for studing pscad

c++ primer第四版习题解答，配套答案-c++ primer fourth edition exercises answers matching the answers

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冰雹

led显示屏该LED点阵显示模块采用AT89C52控制。可显示汉字、图形、动画及英文字符等；-f