Airbus is absolutely crushing Boeing in terms of quality. Granted, we are woefully behind on the 'space' part of aerospace.
> energy
CERN is anchored to the EU. ITER is anchored to the EU. We are world leaders in wind energy.
> telecom
Except for everyone in the West scrambling to replace Huawei with Ericsson tech.
> drugs / biotech
BioNtech made the first breakthrough on a COVID vaccine.
The EU has many issues, but losing leadership in the sectors you mentioned is not one of them.