查询词典 propulsion

The influence of the instantaneous angle of attack and ST on the performance of propulsion is investigated.

以鱼类尾鳍摆动式推进模式为背景，对二维刚性和柔性水翼摆动运动的非定常水动力性能开展了数值计算，将刚性水翼的计算结果与实验值进行了对比，吻合较好。

Solar ship can be separated into forehead Solar power system and propulsion and monitoring system astern.

中文摘要太阳能船可概分为前端太阳能电池发电系统，以及后端之推进与监控系统。

The remarkable propulsion levels out at a top speed of 345 km/h.

推进了显着的水平上，最高时速为345公里/小时

The application of the gas turbine to jet propulsion has avoided the inherent weakness of the rocket and the athodyd, for by the introduction of aturbine-driven compressor a means of producing thrust at low speeds is provided.

应用燃气轮机于喷气推进避免了火箭和冲压喷气发动机固有的弱点，因为通过采用涡轮驱动的压气机提供了低速时产生推力的一种手段。

In fact, the jet propulsion engine, whether rocket, athodyd, or turbo-jet, is a piece of apparatus designed to accelerate a stream of air or gas and to expel it at high velocity.

实际上，喷气推进发动机，无论火箭、冲压喷气、或者涡轮喷气，都是设计成加速空气流或者然气流并将其高速排出的一种装置。当然，如第2章中描述的那样，这样做有不同的方式。

However, there are few studies to investigate the effect of rigid backrest on trunk stability during wheelchair propulsion.

然而，目前硬式靠背在动态轮椅推进过程中对於躯干姿势影响的研究仍相当缺乏。

"Ballistics: science of propulsion, flight, and impact of projectiles."

弹道学：研究射弹的动力、飞行和弹著作用的科学。

Moreover, but must the Journal of Propulsion Technology innovate vigorously, the resistance climatic change brings the harm, realizes the existing renewable technology to have the ecology feasibility, simultaneously promotes the technical bamboo telegraph.

另外，还要大力推进技术革新，抵御气候变化带来的危害，实现现有可再生技术具有生态可行性，同时促进技术的迅速传播。

The cacique of our high level sees the strength of the network, if network of have the aid of accelerates the propulsion of democracy, it is very useful.

我们高层的领袖看到网络的力量，假如借助网络加快民主政治的推进，是非常有用的。

To examine the effects of handrim camber and width on upper extremity joint and propulsion mechanics.

评估轮圈的倾斜角和宽度对上肢关节和推动机械效率的影响。

This paper designs the communication system of radio telescope FAST.

针对500m口径球面射电望远镜FAST分布式控制系统的特点完成了其通信系统的设计。

Political sheep's step-by-step a large number of fossils unearthed in the county soil Ma Ali after rural village in the middle of sallow pelitic siltstone.

步氏和政羊化石大量出土于广河县阿力麻土乡后山村，产于灰黄色泥质粉砂岩中。