学生成绩管理系统

k_junzhi大家能明白么？就是用来分类的方法，有时间可以使用一下。对所提供的数据还是可以使用的。-k_junzhi people can understand? The classification is used, it can use what time. Of the available data can still be used.

无刷电机资料，经典的电机的速度PID控制程序，极其好，找了好久找到的。-Brushless motor information, the classic PID motor speed control procedures, is extremely good, looking for a long time to find.

Oreilly.Learning.XML.2nd.Edition.eBook-LiB.chm XML 的帮助文档-Oreilly.Learning.XML.2nd.Edition.eBook-LiB.chm XML help files

上传的是是学习xml的一个很好的教程，简单易学，可以一看-Upload is learning xml a good guides, easy, one can see

这是一个教务信息管理系统！-This is an information management system for the Senate!

小孩的传说,和一个小女孩,一生的爱情故事,欢迎大家下载-children legend, and a little girl, the love story of life and you are welcome to download

VC系统下,地球坐标转换的源代码,在WGS-84坐标和北京54坐标之间的一套转换参数,可以全国通用的，在每个地方会不一样，因为它们是两个不同的椭球基准。-VC system, the Earth coordinates conversion source code, the WGS-84 coordinates and coordinate between Beijing 54 set conversion parameters can be nationwide, in every place to be different, because they are two different ellipsoid benchmarks.

服务器打印组件 服务器打印组件,可以打印-Print server components Print server components, Print

This a simple software which convert mono bitmap image to a gerber file format. Useful to copy images to PCB artwork in design stage itself.-This is a simple software which convert mono bitmap image to a gerber file format. Useful to copy images to PCB artwork in design stage itself.

邮票问题:设一国家发行n种不同面值的邮票，并且每封信至多允许贴m张邮票，对于给定的m,n值，写一个算法求出从邮资1开始在增量为一的情况下可能获得的邮资值的最大连续区域以及获得这个区域的各种可能面值的集合。如，当 n=4,m=5,若有面值为（1，4，12，21）的四种邮票，则邮资最大的连续区域为1到71。还有其他面值的四种邮票可组成同样大小的区域吗-stamp issue : Let a national issue n different denominations of the stamps and letters each allow up to m stamp affixed, to the m, n, write an algorithm derived from a postage in an increment of the circumstances, may obtain a postage value of the maximum continuous access to this region and regional various denominations could assemble. For example, when n = 4, m = 5, if the values of (1,4,12,21) of the four stamps, postage largest regional consecutive 1-71. There are four other denominations of the stamps can be the same size as the composition of the region? ?