ROS_URDF_05 - 8BitsCoding/RobotMentor GitHub Wiki
<?xml version="1.0" encoding="UTF-8"?>
<launch>
<arg name="x" default="0.0" />
<arg name="y" default="0.0" />
<arg name="z" default="0.0" />
<param name="robot_description" command="cat $(arg urdf_robot_file)" />
<node name="urdf_spawner" pkg="gazebo_ros" type="spawn_model" respawn="false" output="screen"
args="-urdf -x $(arg x) -y $(arg y) -z $(arg z) -model $(arg robot_name) -param robot_description"/>
</launch>