performance ratio的例句大全

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。

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]。

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。

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

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。

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

The development of higher efficiency and larger thrust-weight ratio of aeroengine has put a further demand on the aerodynamic performance of compressor component.

航空发动机的高效率以及高推重比的发展方向对压气机部件性能提出了更高的要求。

Counter-rotating turbine technology can have great advantages on improving the thrust-weight ratio, specific fuel consumption and the overall performance of an aeroengine, but it also brings a lot of pressing problems.

对转涡轮技术在提高涡轮航空发动机推重比、降低耗油率以及提高飞机的整机性能等方面具有明显的优势，但是同时也带来很多急需解决的问题。

So the research for titanium alloy and other advanced materials is carried out with SPF/ DB process, which has extraordinarily magnitude significance to reduce costs, improve component performance and increase the aircraft thrust-weight ratio.

因此，开展钛合金等先进材料的SPF/DB技术研究，对降低成本，提高构件性能，增加飞机推重比具有非常重要的意义。

Additionally, performance of optimized supply chain input/ output pipeline system is analyzed by using space time graph in the area of throughput rate, efficiency and speedup ratio.

同时，以时-空图为分析工具，对采用重叠技术优化后的供应链输入/输出系统性能在吞吐率、效率、加速比方面进行了评价研究。

A Test on Mixture Ratio of Coal Gangue for Subbase Course and Road Performance in Yingkou Region

营口地区煤矸石应用于道路底基层配合比及路用性能试验

The operation performance of a spark ignition natural gas engine with two cylinders, including dynamometer card in cylinders, intake pressure liquid, air fuel ratio, temperature field of cylinder head and piston, and emission, is tested.

对一台火花点火式两缸天然气发动机进行了缸内示功图、进气压力波、空燃比、缸盖及活塞温度场和排放等项目的测试。

On the other hand, close loop model fuzzy control is studied for a classical thrust vector electrohydraulic servo control system with low damping ratio and improves dynamic performance of the system.

此外，本文根据电液位置伺服系统阻尼比低的特点，采用闭环模型模糊控制，改善了系统的动态性能。

The Effect of the Ratio between Stator's Leakage Reactance and Rotor's Leakage Reactance on the Induction Motor's Performance Characteristic

定、转子的漏抗比对感应电动机性能的影响

The factors, as heat load, axial tilt angle, lateral tilt angle and heating area, on the FHP performance have been studied. The thermal conductivity ratio and its combination parameter with the density of different FHPs have been compared.

研究了加热功率、轴向倾角、侧向倾角和加热面积等因素对热管传热性能的影响，比较了不同实验件的导热系数和其与密度的组合参数。

This method increase the damping ratio of the thrust vector control system and improve the system performance.

该方法提高了推力矢量电液位置伺服系统阻尼比，改善了系统的动态性能。

When the pressure is increased to 0.13 MPa, the cell performance at reactant stoichiometric ratio of 1.0 is as same as that at the condition of sufficient reactant.

当提升压力至0.13MPa，化学计量比1.0的电池性能与足量反应气体工况下的性能相当。

The V-type metering system which can infinitely adjust the ratio is developed based on the analysis and compari-sion of the various types of polyurethane metering systems and the performance characteristics of self-developed reaction injection molding machine.

在对各种类型的聚氨酯计量系统进行分析比较的基础上，结合自行研制的反应注射成型机的工作特性研制出可进行无级比例调节的楔形计量系统。

Influence of temperature and reaction period to viscosity of lithium silicate is studied. Influence of module of lithium silicate, ratio of lithium silicate to sodium silicate and other factors to film performance are discussed.

考察了反应温度和反应时间对硅酸锂黏度的影响，讨论了硅酸锂的模数、硅酸锂/硅酸钠的质量比等因素对涂膜性能的影响。

Influence of height and diameter ratio, downcomer and riser area ratio, and reactor bottom gap height to reactor performance is analyzed, in addition, span of reactor bottom gap height is optimized.

分析了反应器高径比、降流区与升流区面积比及反应器底隙高度对反应器性能的影响，确定了反应器底隙高度的取值范围。