Today's knowledge #83 : Drone + aeroplane wing = trouble

in dmania •  4 months ago 
Authors get paid when people like you upvote their post.
If you enjoyed what you read here, create your account today and start earning FREE STEEM!
Sort Order:  

You got a 5.07% upvote from @joeparys! Thank you for your support of our services. To continue your support, please follow and delegate Steem power to @joeparys for daily steem and steem dollar payouts!