The scorched and crumbled pieces of debris were laid out in a hanger at a facility which conducts weapons forensics.
Ukrainian experts study such debris to gain insight into Russian military supply chains, production and how to develop counter-measures.
The war has raged on for more than two years after Russian President Vladimir Putin ordered the "special military operation" in Ukraine in February 2022.
He underscores the need for global efforts to force Russia to seek genuine peace.