使用时打开此例题目录下pic中的图片，然后依次单击按钮“转”、“1”、“2”、“3”、“4”和“5”，就可以实现精确的车牌定位。-When used to open the sample PIC directory of images, and then, in turn, click the button "go", "1", "2", "3", "4" and "5", can achieve precise license plate locating.