//分散画像保存
        private void button_save_Click(object sender, EventArgs e)
        {
            string filename;
            Bitmap bmp = new Bitmap(Graph_Range.Width, Graph_Range.Height);

            Graph_Range.DrawToBitmap(bmp, new Rectangle(0, 0, Graph_Range.Width, Graph_Range.Height));
            filename = System.IO.Path.GetFullPath("./") + "/" + FigName_textBox.Text + ".png";
            bmp.Save(filename);
            bmp.Dispose();
        }
        //分散画像保存
        private void button_save_Click(object sender, EventArgs e)
        {
            string filename;
            Bitmap bmp = new Bitmap(Graph_Range.Width, Graph_Range.Height);

            Graph_Range.DrawToBitmap(bmp, new Rectangle(0, 0, Graph_Range.Width, Graph_Range.Height));
            filename = System.IO.Path.GetFullPath("../result") + "/" + LaunchPoint_combo.SelectedItem.ToString() + "_" + LandingStatus_combo.SelectedItem.ToString() + ".png";
            bmp.Save(filename);
            bmp.Dispose();
        }