Do twin propellers turn inward or outward when going ahead?
双螺旋桨在向前推进时向内旋还是外旋？
Optimal Flying Control of the Rotating Wings Aircraft with Two Propellers
双桨倾转旋翼飞行器的最优飞行控制
The Wright brothers 1901 Flyer had pusher propellers and the elevators at the front of the aircraft.
莱特兄弟1903年曾在飞机的前推螺旋桨和电梯。
An aircraft that has fixed a wing and is powered by propellers or jets.
有固定翅膀和用推动器或喷气机作为动力的航行器。
These contraptions look like giant airplane propellers on a stick.
这些家伙看起来象一个大杆子上的巨大飞机螺旋桨。
The airscrew included various propellers, fans, windmills and helicopter blades, etc.
空气螺旋包括螺旋桨、风车、风扇和直升机叶片等。
Each engine has a range of propellers appropriate for it.
每台发动机有它螺旋桨适当得范围。
Ericsson began the construction of screw propellers in a bathroom.
埃里克森在浴室中开始制作螺旋桨。
Beware of propellers!
谨防车叶谨防车叶!
About halfway down it had a circular platform, like the brim of a hat, set with small propellers.
这是七寸长的帽针, 非常非常尖锐, 我只是稍微消毒一下
The Theoretical Calculation of the Velocity Field of Wakes of Ship's Propellers
船舶螺旋桨后尾流速度场理论计算
Chamber, combustion, for turbojets or turbopropellers
燃烧室, 用于涡轮喷气发动机或涡轮螺旋桊发机
The ship's propellers churned the waves to foam.
轮船得推进器将海浪搅出泡沫。
The water was thrashing and churning about under the propellers.
水在螺旋桨下面打旋, 翻滚。
Systematic Testing and Study on Highly Skewed Propellers with High Efficiency and Lower Exciting Force for Refrigerated Container Ships
冷藏集装箱船高效低激振力大侧斜桨系统试验研究
Prediction of Hydrodynamic Performances of Ducted Controllable Pitch Propellers
导管调距桨的定常性能预估
Design Method for Controllable Pitch Propellers by Employing Methodical Series Test Diagrams
可调螺距螺旋桨桨叶图谱设计计算方法
In a real hovercraft, the lift is generated by large propellers on the top of the craft.
真正气垫船的浮力来自船上的大型推进器。
The application of the rudder propellers in the twin crane vessel
全回转推进装置在双体起重船上的应用
The air expands in the turbulence created by the propellers and wings.
这些被搅乱的空气在飞机螺旋桨和机翼制造的乱流中膨胀。
SHIPBUILDING. INLAND NAVIGATION. SHIPS SCREW PROPELLERS. DEFINITIONS.
造船工业。内河航行。船用螺旋桨。定义
Most use electrically driven propellers or thrusters to manoeuvre.
大多数使用电力驱动的螺旋桨和推进器进行操纵。
The twinskeg ship type with inward rotating propellers will have an encouraging prospect for application.
双尾鳍船型配以内旋桨方案有广阔的应用前景。
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