飞行器利用机翼上下两面的压力差形成提升力以平稳的在空中飞行，而潜艇在原理上形同海下的热气球，通过调节自身浮力或升或降。
Aircraft use lift from their wings to stay aloft, while submarines operate like underwater balloons, adjusting their buoyancy to sink or rise.
即使这样，Robertson博士依然说在拥有了更有效率，能提供更大升力的机翼后，制造电力飞行器依然是可行的。
Even so, Dr Robertson says it is feasible to build electric aircraft-provided they have efficient wings to provide lots of lift.
“升力推力”飞行器是根据新世纪对高超声速飞行器的需求提出的一种新型飞行器概念，它可以使飞行器的升阻比得以有效提高。
This paper made some analysis on techniques of the concept and power for the "lift-thrust" aircraft, and looked into its future development.
为了优化无人驾驶航空飞行器在整个飞行过程中的空气动力特性而使机身、推进系统和升力控制面一体化的设计技术。
Design technology for integration of air vehicle fuselage, propulsion system and lifting control surfaces to optimize aerodynamic performance throughout the flight regime of an unmanned air vehicle.
建立由欧拉角所确定的扑翼飞行器的载荷计算方法和步骤，揭示出扑翼飞行器通过扑翼运动同时产生升力、推力的机理。
The evaluation methods and step of the loading for the FMAV are set up so that these Euler angles can be specified to provide wing motions that generate the lift and propulsion for the vehicle.
在飞行器所在流场的下游一垂直于来流速度的截面上进行积分计算，得到升力、诱导阻力、激波阻力和总阻力。
By doing integral computation on the wake surface that is down from the aircraft and vertical to the velocity of far field, it can get the lift, induced drag, wave drag and the total drag.
因本技术要求飞行器下部完全密封，自然可在水中行，升力仓外底部安装车轮，可在陆地跑。
Because the lower part of aircraft is closed completed in the invention it can run in water naturally and wheels are set at the bottom of force-increasing house it can run on land.
翼身组合的升力体外形由于兼顾内部装填以及升阻特性成为了目前高速飞行器主要的设计方向。
The lifting-body shape of the wing-body combination has become the main design direction of the hypersonic vehicle due to its internal loading and lift-drag characteristics.
应用数值方法模拟了飞行器升力面下表面喷气的增升作用。
The aerodynamic characteristics of an airfoil with a jet issuing from its lower surface are investigated by numerical method.
虽然与直升机外观相似，但自转旋翼机必须依靠向上流过桨叶地气流维持旋翼地旋转，产生将飞行器维持在空中地升力以及向前飞行地推力。
While similar to a helicopter rotor in appearance, the autogyro's rotor must have air flowing up and through the rotor disk in order to generate rotation.
启合式扑翼发明属航空飞行器空气动力学领域。可解决旋转翼和固定翼航空飞行器的正交方向阻力超升力增加的问题。
The present invention relates to flyer and aerodynamics and can solve the problem that the resistance in orthogonal direction increases faster than lift in rotary wing and fixed wing flyer.
通过将试验数据与经验公式计算的结果进行比较，得到了升力与扑翼参数的关系，为进一步设计扑翼式微型飞行器提供了依据。
Instantaneous aerodynamic forces are calculated under a set of kinematic parameters. The study can be used as a preparation for the design of micro air robot with flapping wings.
通过将试验数据与经验公式计算的结果进行比较，得到了升力与扑翼参数的关系，为进一步设计扑翼式微型飞行器提供了依据。
Instantaneous aerodynamic forces are calculated under a set of kinematic parameters. The study can be used as a preparation for the design of micro air robot with flapping wings.
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