推重

Rocket based combined cycle is a combination of the advantages of the rocket engine and intake engine, which features high thrust to weight ratio and high specific impulse and realizes the optimality of performances in the whole ballistic trajectory.

火箭基组合循环综合了火箭发动机和吸气式发动机的优点，具有高推重比、高比冲的特点，实现了整个弹道上性能的最优化。

Analysis of the Effects of Parameter Small Deviations on a High Thrust-Weight Ratio Aeroengine Performance

参数小偏差对某高推重比航空发动机性能的影响分析

Key Manufacturing Technologies of High Thrust-Weight Ratio Engine ( part 1)

21世纪航空制造技术将发生质的飞跃&谈高推重比发动机的关键制造技术（上）

In the sizing diagram, the boundaries of different performance requirements are plotted as functions of the wing loading and thrust-to-weight ratio.

界限线图上的每条界限线都描述了不同的飞机性能要求下的翼载和推重比之间的关系。

Therefore, the application of TiAl-based alloys in aero-industries would be very beneficial to weight reducing of machine parts and the enhancing of thrust loading of aero-engine.

如果用TiAl基合金替代镍基合金应用与航空航天工业，十分有助于减轻零部件重量，提高航空发动机推重比。

Technology Ways and Strategic Countermeasures for Developing Heated Ends of High Thrust-to-Weight Ratio Engine

高推重比发动机热端部件发展的技术途径与战略对策

The performance of aero engine ( thrust-to-weight ratio, specific fuel consumption) can be improved by increasing the turbine inlet temperature and the compressor pressure ratio.

在提高压气机压比的同时，提升涡轮前温度是改善航空燃气涡轮发动机性能（推重比、耗油率）的有效措施。

The results showed that the horizontal takeoff vehicle with launch assist had some superiority on decreasing the ratio of thrust to initial weight, propellant and structure weight. Finally a group of optimal values of ground launch assist parameters were produced.

结果表明，助推发射水平起飞运载器在降低初始推重比、推进剂和结构质量等方面具有优势，最后得出地面发射参数的一组优化值。

Aeroengine have been developing with high thrust-weight ratio, large load, high speed and high performance.

航空发动机一直向着高推重比、大载荷、高转速和高性能性发展。

Technical Improvement Scheme Analysis of Thrust-Weight Ratio 10 Aeroengine

推重比10一级发动机技术改进方案分析

Performance optimization of high thrust-weight ratio turbofan engine

高推重比涡扇发动机性能寻优分析研究

In the engineering world, the ratio between a craft's thrust and the weight is called, appropriately, thrust-to-weight ratio.

在工程领域里，一个飞船的推力和自身重力的比值被称为推重比。

The Compendium of Materia Medica has been held in high esteem since it was first published.

“本草纲目”问世之后,深受人们的推重.

Missions for study of the Moon and interplanetary flight required re-equipping the launch vehicle with a third stage to increase its power-mass characteristics.

根据月球研究和行星际飞行任务的需要，为了提高火箭的推重比，要为运载火箭新安装一个第三子级。

Increasing turbine inlet gas temperature is one of important means to improve turbine efficiency and increase thrust-weight ratio.

提高涡轮前燃气温度是提高涡轮效率、增加推重比的重要手段之一。

Technical Approaches to Thrust-Weight Ratio 12~ 15 of Aeroengine

推重比12～15发动机技术途径分析

The Gryazev-Shipunov GSh-6-30 weighs half as much as the GAU-8 and has an even higher fire rate.

格里亚泽夫－希普诺夫GSh-6-30加特林机炮的重量只有GAU-8的一半，但射速更高，它的推重比接近40。

Nickel base single crystal superalloy is a key material blade for turbine engine blade having high thrust-weight ratio.

镍基单晶高温合金是高推重比发动机涡轮叶片的关键材料。

Performance Related Key Technologies and Difficulties of Engines with Thrust to Weight Ratio up to Level of 15

推重比15一级发动机有关总体性能的关键技术和难点分析

The task of the initial sizing is to find the primary parameters of aircraft, including the takeoff wing loading, thrust-to-weight ratio, takeoff weight, wing area, aspect ratio of wing, wing sweep, thickness and taper ratio to match the mission requirements.

其任务是找到能满足飞机性能要求的飞机主要参数。这些参数包括：起飞翼载、推重比、起飞重量、机翼面积、机翼翼载、机翼后掠角、机翼相对厚度和机翼梯形比等。

Performance-related critical technologies and difficulties in the development of engines with a thrust to weight ratio up to the level of 15 are considered.

本文从发动机总体性能方面分析了推重比15一级发动机设计研制的关键技术及难点。

Counter-rotating turbine is one of the key technologies of gas turbine engine and it has great potential in elevating thrust-to-weight ratio of aero-engine and improving performance of aircraft.

对转涡轮技术是燃气涡轮发动机的一项关键技术，它在提高发动机推重比以及飞机性能方面具有较大的发展潜力。

The paper describes a computational method for open degree characteristics of radial direction variable geometry swirl. With the increase of aero-engine's propulsive-weight ratio ( p/ w), the temperature ahead of turbine has increased yearly.

介绍了径向式可变几何旋流器开度特性计算方法，随着航空发动机推重比（p/w）的不断提高，涡轮前温度在逐年提高，目前先进发动机涡轮前温度高达1800K。

With nicer specific stiffness, specific strength and higher heat resistance, titanium alloy is the key material for high performance aero-engine to reduce weight and improve thrust-to-weight ratio. Thus it is widely used in fan, compressor and other components of modern aero-engines.

钛合金具有良好的比刚度、比强度以及较高的耐热性能，是高性能发动机减轻结构重量、提高推重比不可或缺的关键材料，因而在现代航空发动机风扇、压气机及其它构件中得到了广泛应用[1-3]。

The Saturn V had a takeoff thrust-to-weight ratio of about 1.5.

“土星五号”在起飞时的推重比约为1.5。

In the carpet plot module, the relation of the aircraft takeoff weight with the wing loading and thrust-to-weight ratio are displayed on the carpet plot, and various requirement boundaries are also plotted on the same plot.

在地毯图中，描述了飞机推重比和翼载与客机最大起飞重量之间的相互关系。同时依据界限线的绘制方法，也将客机各个设计性能要求绘制在同一张图上。

In the recent few years, counter-rotating turbine has been more and more regarded because it can offer some significant benefits compared with conventional two stage turbine, such as the elevated thrust-to-weight ratio of aero-engine, the improved performance of aircraft, and so on.

近年来，对转涡轮技术作为可提高航空发动机推重比及飞机性能的有效技术越来越受到重视。

By using this carpet plot, a designer can conveniently select the values of the wing loading and the thrust-to-weight ratio to minimize the takeoff weight, while still meeting the performance requirements.

通过地毯图，设计人员可以选取在满足飞机各个设计性能要求约束下使得飞机起飞重量最小的推重比和翼载的组合。

Based on the analysis of the requirements of high thrust-weight ratio engine, the feasibility of the new concept is demonstrated.

在分析当前高推重比发动机需求的基础上，结合目前国内外加力燃烧室的技术水平，根据新一代军用发动机的加力燃烧室进气参数，论证了该方案所具有的现实可行性。

But French School did not hold in esteem the concept of world literature.

但是,“世界文学”的概念并不被法国学派所推重.