“drone aircraft”造句，怎麼用drone aircraft造句

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.

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.

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.

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