The X-50A Dragonfly Having Trouble in Development 2016533728762299155-blid-7426104790978568539

หวย ซื้อยังโยม เลขดัง! งวด 1 Jun 2019

Imagine an unmanned aerial vehicle UAV, which can take off vertically and hover and then stopped its rotor blades and then fly forward like an airplane? Indeed, the Boeing Co. has built such aircraft and this UAV is perfect for the new Net-centric Battlespace. It is capable of surveillance in real-time and can be operated off of the ship or without a runway.
from: http://ezinearticles.com/?The-X-50A-Dragonfly-Having-Trouble-in-Development&id=185133