Before revision:  Meanwhile, 3D point cloud is an important form of data for obtaining environmental information , which is widely used in robotics, autonomous driving and other fields. In order to work better , construction robots need to be able to understand their surroundings .
After revision:  Meanwhile, 3D point cloud is an important form of data for obtaining environmental information , which is widely used in robotics, autonomous driving , and so on. With a good understanding of environmental information , construction robots need to be able to understand their surroundings .