How to set the thickness of tea separately?

1. In the beam interface, right-click and select New Beam, and then enter the plate thickness in the beam section interface.

2. In the beam interface, select the beam to be modified, and click the Modify Beam button to enter the beam section interface.

3. In the "Beam Section" interface, modify the value of "Plate Thickness" and click "OK" to finish the setting.