螺旋推进器快速旋转，生成必要的上升力，使平台升起。
The spinning of the propellers generates the necessary lift, or upward force, to raise the platform.
经多变量拟合，得到了离心力作用下螺旋推进器的强度计算公式。
The strength calculation formula of the screw propeller under the action of centrifugal force was obtained through multivariate fitting.
通常螺旋推进器最大效率为75％，其余的能量以漩涡的形式损失。
Usually, the fullest efficiency of screw propeller is 75% with the rest energy lost in the way of whirlpool.
螺旋推进器的桨翼激打着亚丁湾的海水，不一会儿，就开进了印度洋。
At six p. m. the 'Mongolia' slowly moved out of the roadstead, and was soon once more on the Indian Ocean.
间断式螺旋挤压过滤机是一种高效过滤分离机械，间断式螺旋推进器是间断式螺旋挤压过滤机的重要部件。
Interrupted screw filter is a kind of high-efficient filtration and separation equipment. The interrupted screw is the important component in the interrupted screw filter.
这是一个无人驾驶的双翼飞机，它有着自动钢琴的风箱来为回旋装置提供动力，以及一个收银机的机械装置——通过记录类似螺旋推进器的转子的旋转次数来计算飞行的距离。
It was an unmanned biplane with player-piano bellows to power its gyroscope and a cash-register mechanism that calculated distance flown by counting the rotations of a propeller-like rotor.
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.
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.
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.
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.
其成型设备包括：电机、皮带轮、螺旋绞龙推进器、料斗、活塞驱动系统、活塞、锥模、凸模、法兰、机座、推杆、成型筒等。
The forming apparatus includes motor, belt wheel, spiral propeller, material bin, piston driving system, piston, mold, pedestal, forming barrel and other parts.
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.
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.
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.
FTJ系列方浆池螺旋浆推进器是制浆造纸工业中浆料循环搅拌最为理想的设备之一。
FTJ serial square thick liquid pool spiral thick liquid propeller is one of the ideal equipment that mix circulation of thick liquid in make thick liquid papermaking industry material.
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.
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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