Airships

n.

飞艇，飞船（airship的复数形式）；

High - Altitude Airships for the Future Force Army
Airships having simplied construction and improved maneuverability
High-Altitude, Long-Endurance Airships for Coastal Surveillance
Design and verification of controllers for airships
Light weight vacuum vessel provides lift for airships
Aerodynamic estimation techniques for aerostats and airships
Optimal Ascent Trajectories for Stratospheric Airships Using Wind Energy
Flying over the reality gap: From simulated to real indoor airships
The Energy of a Body moving in an Infinite Fluid, with an Application to Airships
Method for altitude control and/or pitch angle control of airships, and an airship having a device for altitude control and/or pitch...