Around the same time the air force also unveiled what it called ' lethal mini-drones ' based on leonardo da vinci 's blueprints for his ornithopter flying machine , and claimed they would be ready for roll out by 2015 .
New rubber powered ornithopter flying bird kit kids toy .
新橡胶本站扑翼飞行工具包儿童玩具鸟。
To accomplish the ornithopter , it is necessary to study the flapping-wing flows .
为完成振翅机,必需对振翅翼流进行研究。
The flapping wing aircraft has extensive application prospects on different fields , such as manpower ornithopter , miniature aircraft , etc. at present , because of its unique produce lift way .
扑翼机由于它独特的产生升力的方式,目前在人力机、微型飞行器等各方面都有广泛的应用前景。
If successful , these principles could form the basis of hovering ornithopter control .