pcd_xyz=pc.point["positions"].numpy() pcd_intensity = pc.point["intensity"].numpy() points = np.hstack([pcd_xyz,pcd_intensity ])##数组的ndim必须相同 (N,3)(N,1)---> (N,4) axis=0方向上元素相同, axis=1 方向上拼接horizontal merger 是横向合并的意思,即:保持行数不变,扩展列数all_...