C#编写的一个用键盘方向键控制飞机上下左右移动，并且会根据方向，调转飞机方向。飞机GDI绘制而成。对GDI初学绘图有用。-Written in C# using the keyboard arrow keys to control a plane up and down and move around, and according to the direction, the direction of the plane turned around. GDI drawing aircraft.