编写多线程的程序

1）试验目的和内容

　　　　理解操作系统中的进程和线程的概念，比较单进程（线程）和多进程（线程）的程序结构和执行方面的区别，指出多进程（线程）的好处。

　　2）试验环境

　　　　在windows下用VC++编写一个多线程的程序并比较与单线程程序的区别*/-Procedures for the preparation of multi-threading 1) test the purpose and content of understanding the process of the operating system and thread the concept of comparative single-process (thread) and multi-process (thread) of the program structure and implementation of the distinction, pointing out that multi-process (thread) benefits. 2) Test environment in windows using VC++ To prepare a multi-threaded process and compare the difference with single-threaded program* /