点击cad，拉出引线，自动标注该点平面坐标、地理坐标-Click cad, pull wire, automatic annotation plane coordinates of the point, geographic coordinates

多摄像头读取；视频显示界面写字进行标注；计算图像坐标；电机控制；血管图像处理-Multi-camera reading writing annotated video display interface calculating image coordinates motor control blood vessel image processing