In order to extract the internal and external surface point clouds of the turbine blade with high accuracy, a contour tracing method based on the 3D-ICT images of the turbine blade is proposed.

• 摘要为了高精度提取涡轮叶片内外形面点云数据，提出了基于叶片3D-ICT图像的轮廓追踪方法。