推进器是由火箭发动机提供的,而不是螺旋桨和方向舵,这使得转向变得困难。
Propulsion is provided by a rocket engine, rather than a propeller and rudder, which makes steering difficult.
大多数使用电力驱动的螺旋桨和推进器进行操纵。
Most use electrically driven propellers or thrusters to manoeuvre.
只需按一个按钮,15秒钟的时间,翅膀就会自动地折叠起来,动力就会从螺旋桨推进器切换到后轮。
At the touch of a button it takes just 15 seconds for the wings to fold up automatically and the power to be re-routed from the propeller to the rear wheels.
立方直升机的这种配置让他可以像直升机一样盘旋,但在向前飞行时,主旋翼的转速可以将下来,让两侧的机翼提供升力,在此情况下,两台螺旋桨推进器就能发挥大作用了。
This means it can hover like a helicopter, but when flying forwards can reduce the speed of the main rotor and let the wings provide part of the lift. Its propellers give the extra oomph.
当要起飞时只需要将各组件组装一起后将飞机扔向空中,它通过携带的电动螺旋桨推进器升上天空。
Launching it is just a matter of snapping the parts together and throwing it into the air, whence it is carried aloft by an electric propeller.
目前POD推进器已成为国外螺旋桨推进技术的最新发展趋势。
At present, POD propeller has already become the newest development trend of propelling technology in foreign countries.
螺旋桨作为推进器在电力推进系统中占有重要地位。
The propeller takes much important place in the electric propulsion system.
在破冰船推进性能方面,主要采用导管螺旋桨作为主要推进器。
In the propulsion performance of the icebreaker, mainly use the ducted propeller as the main propulsion.
用面元法对吊舱螺旋桨的水动力性能进行了计算,得到了吊舱推进器的敞水曲线和轴承力。
The hydrodynamic performance of podded propeller is calculated, including the open water characteristics and bearing force.
机器的 推进器包含了大直径慢速转动的 螺旋桨,而且推进水流由喷嘴送出,以避面剧烈搅动扰乱了结块的淤泥。
The thruster contained a large-diameter, slowly rotating blade with nozzles that diffused the propulsive flow, minimizing the churning that would otherwise disturb the caked silt.
它们使用的操纵和控制系统大多是由多个螺旋桨推进器组成的,这样的系统体积大、重量大、能耗高、综合效率低,并有较大的噪音和尾涡。
Their maneuvering and control systems are made up of several propellers. This system has many disadvantages such as big volume, high consuming of energy, low total efficiency , high noise and vortex.
船舶推进器已经被研究了很长时间,船用螺旋桨是船舶最重要的推进器。但是,直到现在,船用螺旋桨的设计和绘制仍然是很困难的。
The design and drawing of ship screws is being studied for long time and the propeller is the most important ship impeller.
船舶推进器已经被研究了很长时间,船用螺旋桨是船舶最重要的推进器。但是,直到现在,船用螺旋桨的设计和绘制仍然是很困难的。
The design and drawing of ship screws is being studied for long time and the propeller is the most important ship impeller.
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