Din păcate acest articol este disponibil doar în Engleză Americană. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language. H3 Dynamics unveils HYWINGS, a hand-launchable Unmanned Aerial Vehicle (UAV) capable of 10 hour flight durations and distances of up Citește mai mult despre(English) HYWINGS hydrogen fuel cell UAV is capable of 10 hour flights[…]