unmanned aircraft造句怎么写

Though many of the racers focused on antics like dressing their robots as dinosaurs, Mr. Anderson believes that unmanned aircraft are not just for fun-loving hobbyists.

Currently, unmanned aircraft stays with its associated unit as it goes through the Army's deployment cycle, which has soldiers either training, deployed or in reset in the United States.

Mr. Rivolo said the military had studied a number of methods for reducing helicopter noise, including pairing helicopters with unmanned aircraft to cancel out noise.

He programmed his own autopilot and plans to fly his unmanned aircraft into volcanoes in Central America - "just because I can," he said.

A team of scientists in Australia is developing aerial drones - small, unmanned aircraft - to track the movements of what's expected to be an unusually large plague of locusts this year.