上图所示的这款H系列的体翼混合未来飞行器设计构思来自由麻省理工学院的研究小组。
The Hybrid Wing Body H-Series future aircraft design concept comes from the research team led by the Massachusetts Institute of Technology.
笔者设计出一种可以在潜水艇和空间飞行器救援对接中实现对接的4自由度的并联机器人机构。
A novel 4-dof parallel robot that can fulfill gates docking in situation of rescue for aircraft or submarine is designed.
VTOL空间飞行器是具有三个自由度，两个控制输入的欠驱动系统。
VTOL aircraft is an under-actuated system with three degrees of freedom and two control inputs.
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