使用多线程实现一种模拟风扇的程序，可以利用按钮控制风扇的运动情况！Java实现！是一个applet!-use multithreading to achieve a simulation fans procedures, we can use the buttons to control the movement of fans! Java! It is an applet!

java课后习题答案，一个风扇运动的程序代码-class

实现风扇的加速减速和反转，通过time实现加速和减速和反转，用画板画的电扇，希望大佬审核通过(To speed down and reverse the fan, speed up and decelerate and reverse through time, the electric fan of drawing board, hope the big guy check through)