drone aircraft造句怎麼寫

The military employs more and more drone aircraft to survey the battlefield and strike targets in Afghanistan, although their performance is less impressive than officially portrayed.

If a squad is moving through the desert, for example, a drone aircraft might fly ahead of the soldiers and send back pictures of enemy troops lying in wait.

In the test zone's physical simulation and emulation testing room for a type of unmanned aircraft, the reporters saw a type of unmanned drone aircraft doing emulation flight.

Overhead an almost silent drone aircraft with a four-foot wingspan transmits images of the buildings below.

The technology for making ultrasonic unmanned drone aircraft, which has won second-class National Scientific and Technological Progress Award, has filled in a gap in the country.