gazebo material not working

when i use the code: Gazebo/OrangeTransparent it shows the color of the link. but when i use below code it doesn't: 1 0.5088 0.0468 10.46 0.46 0.46 1.00.5 0.5 0.5 1280.46 0.46 0.46 1.0 i'm using gazebo 9, ros kinetic. and i'm using stl mesh.