实现matlab中Figure窗口的局部放大。右键单击鼠标显示该位置的局部放大图； + / - 增大或缩小放大倍数； < /, > 扩大或缩小放大区域。 -Achieve local magnification of Figure window in matlab.Figure creates a magnification box when under the mouse position when a button is pressed. Press +/- while