Absolutely not.
Rather than making you search through past posts, I'll re-post the videosI made a while back demonstrating how shoot-thru mesh works.
http://smg.photobucket.com/albums/v79/CVBears2006/?action=view&current=Mesh.flv
This video shows me shooting through the mesh.
http://smg.photobucket.com/albums/v79/CVBears2006/?action=view&current=MeshResults.flv
This video shows the results of me shooting through the mesh.
I was shooting at a target 20 yards away.