说明：  这个是通过matlab这个软件编写程序可以控制温度！达到了理想的结果！开始的程序是用c写的！但是主要还是后面的matlab程序！
(This is a program which are writen by software of matlab and can control temperature,then can reached the ideal result! the procedure at the beginning is written with c!,but mainly is still following matlab procedure!)