The thrust reverser efficiency declines as the increase of the pressure ratio.
反推效率随着压比的增大而降低。
The vectoring Angle increases with the decreasing of the nozzle pressure ratio.
减小喷管落压比可以提高矢量偏转角度。
The impact of injected steam temperature on compressor pressure ratio is relative…
低工况时，水蒸气的注入使涡轮的折合流量、膨胀比皆增大；
Solve the proportions is Inaccurate and unstable by adjusting the air pressure ratio.
区别于同类产品通过调节气压来进行配比而造成比例不准，或不稳定。
Especially for high pressure ratio turbochargers, the results are even more satisfactor…
所以，双列叶栅扩压器更适用于高压比增压器。
With such a pressure ratio of 5, the resulting thrust is about 60% of maximum theoretical.
与这样的压力比5，由此产生的推力是约60 %的最高理论。
Finally, the new empirical formulas for calculating their critical pressure ratio were derived too.
探讨了篦齿的临界特性，提出了新的能够准确计算两类篦齿临界压比的经验公式。
The second-throat area ratio limit, the minimal starting pressure ratio and the corresponding cell pressure were obt.
采用该方法可以较好地估计第二喉道极限面积比、最小启动压比以及对应的盲腔压力。
The result shows that in big pressure ratio and valve open conditions, gas fluctuation in valve seat throat is small and flow is steady.
在大压比、大升程条件下，喉部各测点的脉动压力不大，流动稳定。
Design study carried out 5 times and was informed that the regulator valve to control the client and output pressure ratio should be below 3.
进行5次设计研究，得知稳压阀的控制端和输出端压力比应在3以下。
The initial relative density of the deposited sand, the velocity of the sphere and excess pore pressure ratio are the main factors in the tests.
试验中考虑了砂土的初始相对密度、钢球的运动速率、液化后砂土的超孔压比等因素的影响。
The effects of water content, consolidation pressure, and consolidation pressure ratio on the dynamic characteristics of loess are also analyzed.
同时，分析了含水量、固结应力和固结比对黄土动力特性的影响。
The discharge temperature can be controlled by providing the compressor with a pressure ratio selected to provide a desired discharge temperature.
所述排出温度可以通过提供具有一定压缩比的压缩机而控制，所述压缩比选择成提供所需排出温度。
The experimental results have demonstrated that the pressure amplifier not only amplifies the pressure ratio, but also improves the acoustic power.
实验结果表明压力放大器不仅可以放大压力，还能提高负载入口声功和热机的效率。
The influence of blade number, blade thickness, location of splitter blades and tip clearance on mass flow, pressure ratio and efficiency is showed.
讨论了改变叶片数目，增加叶片厚度，调整分流叶片周向位置以及增加间隙高度等对离心叶轮流量、压比和效率等总体性能的影响。
But it has smaller volume than displacement compressor at the same mass flow rate; and higher pressure ratio and efficiency than impeller compressor.
且尺寸体积远小于同流量的容积式压缩机，稳定性和压比也比同流量的条件下的叶轮式压气机有所提高。
The inlet pressure of the jet pump can also be obtained by the pressure ratio, and it can be used for acquiring the productivity curve of an oil well.
这样，就可以计算出诊断喷射泵井工况所需要的压力比，流量比和泵效等工况参数，泵吸入口压力还可用来计算油井的产能曲线。
With the reducing of pore pressure, the apparent viscosity of post-liquefied sand increased with increasing of strain and decreasing of pore pressure ratio.
随着液化后孔压的降低，砂土的表观粘度随应变的增大而增大，随孔压比的减小而增大。
The compression work or the total pressure ratio of a compressor is determined through the use of cascade element performance data concerning deviation Angle.
压气机的加功量或增压比由其基元叶栅的落后角确定。
Along with the increase of the secondary flow pressure ratio, the shock move toward upstream divergent section and the thrust vector angle gradually increases;
次流压比的增加将导致激波向扩张段上游移动，且喷管矢量角不断增加；
To study the effect of the intensity of the opposing jet more appropriately, a new parameter RPA is defined by combining the flux and the total pressure ratio.
这说明该参数可用于表征喷流强度，用以分析喷流对流场及传热量的影响。
Compared with the single-nozzle jet aerator, the variations of the entrainment ratio and efficiency with pressure ratio for quad-nozzle jet aerator are remarkable.
相对于单喷嘴射流器，四喷嘴射流器的流量比和效率随压力比的变化显著；
Engine pressure ratio (EPR), the ratio of inlet pressure over exhaust-let pressure measurements. The ratio is used as the primary parameter to set thrust on some engines.
发动机压力比(epr)，进气压力与排气压力值的比，某些发动机以此作为设定推力的主要依据。
At the end of the annular passage, shock wave occurs when the relative lift is less than 6% and the pressure ratio is less than 0.7, which causes a greater total pressure loss.
在相对升程小于6%、压比小于0.7后，环形通道的末端将产生激波，激波带来较大的全压损失。
This thesis investigated transonic cascade of a certain compressor in order to increase the static pressure ratio of the cascade and reduce the coefficient of the cascade losses.
本课题以某型压气机的跨音速叶栅为研究平台，以提高叶栅静压增压比，减少叶栅流动损失为目标。
For improve thrust loading and decrease fuel consume of the engine, propulsive system of the future demand the compressor in possession of higher pressure ratio and more efficiency.
未来飞机推进系统要求压气机的压比和效率均大大高于目前的使用水平，以提高发动机推重比，减小燃油消耗。
And because the wedge block and the role of the dovetail groove of the stem, the valve increases the forced sealing force, increases the sealing pressure ratio, the two-way sealing.
而且由于阀杆的楔形块与燕尾槽的作用，对阀门增加了强制密封力，增大了密封比压，实现双向密封。
With the critical pressure ratio of a single stage, that of the staging can also be obtained, and thus can supply data for the online calculating and diagnosis of the steam turbine.
在求出单级临界压比的基础上，可以计算出级组的临界压比，为在汽轮机变工况在线计算和故障诊断提供数据。
With the critical pressure ratio of a single stage, that of the staging can also be obtained, and thus can supply data for the online calculating and diagnosis of the steam turbine.
在求出单级临界压比的基础上，可以计算出级组的临界压比，为在汽轮机变工况在线计算和故障诊断提供数据。
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