利用窗体程序，通过输入两个坐标值，实现计算这两个之间的方位角。左侧输入，右侧则显示方位角。结果显示在最下方。(By using the form program, we calculate the azimuth between the two points by entering two coordinate values. The left is on the left, and the azimuth is displayed on the right. The results are s