Answer:It is impossible to get the table for only selected links. However, there are two work-around.
1. Using node number. Once you select the link with the nodes, you can confirm the node number for the selected link. And then you can find it in the elastic link table.
2. Using elastic link number. Once you check on the Elastic Link Number in the Display dialog. You can see the elastic link number in the window. And then elastic link information can be easily found in the table.