The instant liquid drop profile during its growth is monitored by CCD camera real-timely, and the collected images are processed and the feature extraction is realized after image processing.

• 该方法通过CCD摄像机实时监测液滴生长过程中的轮廓变化情况，经图像处理系统对液滴图像进行预处理、分割和特征提取。