查询词典 propulsion

The application of electric propulsion system in China s geostationary satellite in the future is a necessary trend.

将氙离子电推进系统应用于静止轨道卫星平台，除了要解决电推力器本身的问题之外，还要在系统应用方面做大量工作。

It is very importance value for the researcher to design the vessel electric propulsion motor drives system.

当时，对于推进电机控制来说，直流电动机是最好的选择，但到了20世纪80年代，交流电机可调速驱动系统在工业上已经可以实现，在商业上很有竞争力。

A mathematical model of computing ship motion in crash stopping is proposed and a new method for dealing with hydrodynamic forces and moments of propeller based on the principle of ship propulsion and manoeuvrability is put forward in this paper.

基於船舶推进和船舶操纵性理论，建议了一个计算紧急停船运动的数学模型，并对其中的螺旋桨水动力和力矩提出了一种新的处理方法。

Railway Company and Hitachi have been developing hybrid propulsion system of railroad carriage which assumed lithium ion battery and a diesel engine power source.

摘要东日本旅客铁路株式会社和日立制作所正在开发以锂离子电池和柴油机为动力源的混合铁路车辆。

The DS4G ion engine utilises a different concept first proposed in 2001 by David Fearn, a pioneer of ion propulsion in the UK, which solves this limitation by performing a two-stage process to decouple the extraction and acceleration of ions using four grids.

DS4G离子引擎应用了与传统离子引擎不同的概念，这个概念是由英国离子推进学的先驱戴维-福恩在2001年提出的。他使用了4个栅格来解决传统离子引擎存在的不足，即分两阶段来减弱离子的吸引和加速度。

These protrusions are not used for propulsion; they serve only as camouflage .

这些突起不用于推进；他们认为只会伪装。

Fly a mass-trail propulsion craft through infinite zero-G space, showoff some spiffy flying and shooting skills.

飞大众径推进工艺，通过无限的零重力的空间， showoff一些spiffy飞行和射击技能。

The earliest forms of jet-propulsion, such as the pulse jet utilized in the Flying Bomb, were incapable of functioning at rest, in view of the absence of any means of air-compression.

早期的一些类型的喷气推进器，诸如飞弹所用的脉动式喷气发动机，由于没有任何空气压缩手段而在静止状态下就不具有推进功能。

Autonomous Underwater Glider is a new AUV without external active propulsion, but relying on the internal actuator to adjust the center of gravity and the net buoyancy to generate relative motion.

0引言水下滑翔机器人是为了满足海洋环境监测与测量的需要，将浮标、潜标技术与水下机器人技术相结合，研制出的一种无外挂推进系统，依靠自身浮力驱动，沿锯齿型航迹航行的新型水下机器人。

This dissertation sets up a physical model consists of the caudal fin, the muscles and the spring, and also gives a mathematical model of the optimal compliance of the spring. Some simulations are carried out. The simulation results says that the elastic element can increase the propulsion efficiency, which provides a technical way for promoting efficiency of underwater propulsors.

本文给出了一种含有弹性元件的肌肉—弹性元件—尾鳍的物理模型，在游动能量损耗最低条件下，建立了求解弹性元件最佳柔顺系数的数学求解模型，并进行了仿真研究，研究结果验证了弹性元件对提高推进效率的作用，为提高仿鱼水下推进器的推进效率提供了一种技术上的解决途径。

His female bullfighter Lydia gradually Health love, but she was in a vegetative state after the Bulls Zhuangcheng away from her, just because Lydia's ex-boyfriend showed more affectionate than he is like love.

他对女斗牛士莉迪亚渐生爱意，却在她被公牛撞成植物人后离她而去，仅仅因为莉迪亚的前男友表现出好似比他更深情的爱。

I know of none which are not easy to answer, but what I am trying to do now is only by a series of hints to throw some light on the narrow path of legal doctrine, and upon two pitfalls which, as it seems to me, lie perilously near to it.

我不认为有什么难以回答的问题，但我现在要做的仅仅是通过一系列线索，来给法律理论的狭窄路径以及在我看来离它近得危险的两个陷阱提供一些启示。