roslaunch gazebo_ros empty_world.launch
roscd gazebo_ros
rosrun gazebo_ros spawn_model -file objects/object.urdf -urdf -z 1 -model my_object
或者
roslaunch gazebo_ros empty_world.launch & roslaunch gazebo_ros all.launch
roslaunch gazebo_ros empty_world.launch
roscd gazebo_ros
rosrun gazebo_ros spawn_model -file objects/object.urdf -urdf -z 1 -model my_object
或者
roslaunch gazebo_ros empty_world.launch & roslaunch gazebo_ros all.launch