private void Form2_Load(object sender, EventArgs e)
{
this.DesktopLocation = Screen.AllScreens[1]--(一号屏幕).Bounds.Location;--显示在屏幕的左上角
this.FormBorderStyle = FormBorderStyle.None;--最大化占满屏幕
this.DesktopBounds= Screen.AllScreens[1]--(一号屏幕).Bounds;
}
--form2 显示在投影仪上