jet noise的例句大全

Aimed at the jet noise which is induced by the expand structure and tail tube in the resistant muffler, a finite element model at low Mach number was developed.

针对抗性消声器中扩张结构和尾管引起的射流噪声问题，建立了低马赫数射流噪声有限元分析模型。

When missiles launch from electropult, the vibration environment caused by engine jet noise measured by experiment frequently. Less foreshowing techniques are applied in this field.

箱式热发射时，发动机喷流噪声产生的振动环境多采用试验测量，环境预示手段应用较少。

Foreshowing study of the vibration environment caused by engine jet noise

喷流噪声引起的结构振动环境预示研究

Analysis of turbojet and turbofan jet noise in aero engine test

涡喷、涡扇发动机试车台噪声分析

Some experimental formulae about jet sound power and jet noise pressure which are contributed by the Noise Control Laboratory of The Pennsylvania State University are recommended.

接着推荐美国宾州大学噪声控制研究室关于喷流声功率与声压级的经验公式。

forming and developing of impact jet noise flow field of individual rocket

单兵火箭燃气射流冲击噪声场的形成与发展

the jet noise is a noise source which often occurs in industry.

排气放空噪声是工业上常遇到的噪声源。

high-pressure jet noise and design for silencing of noise

高压排气放空噪声及消声设计

Pump jet propulsor ( PJP), which was developed in the past several years, is a new propulsor with high propulsion efficiency, high critical velocity and low radiated noise.

泵喷推进器是近年来发展起来的一种推进器，具有推进效率高，辐射噪声低，临界航速高的优点。

Nonlinar acoustics is applied on impulsive noise in firing-gas jet field of rocket.

提出了非线性声学在单兵肩射式火箭燃气射流脉冲噪声特性研究中的运用.

Even among fan-jet engines, noise levels have been considerably reduced with the most recent models compared to the earliest types.

即使在扇喷气发动机，噪音水平已大大减少，与最新型号比最初型。

Control of the Vibration and Noise in Test Installation for Diesel Jet Pump

柴油机喷油泵试验台的振动与噪声控制

in order to localize noise source of equipments, sound intensity of turbine-blowing machine and jet flow vapor extractor has been measured.

为了定位设备噪声源，用声强测量方法测量了汽轮鼓风机和射流抽汽器的声强。

cause high frequency noise but downstream of the exhaust jet the larger eddies create low frequency noise.

在排气口附近产生的小涡流引起高频噪声，但是，在排气流后部大的涡流产生低频噪声。

He hated the deafening noise of a jet plane.

他讨厌喷气式飞机震耳欲聋的噪音.

I don't like the noise of these jet aircraft, but I've learnt to live with it.

我讨厌这些喷气式飞机的噪音, 但我已经学会忍受它了.

I don't like the noise of these jet aircrafts, but I've learnt to live with it.

我厌恶这些喷气机的噪音, 但我已学会去忍受它了.

The reason the jet appeared to be apart from the noise it was making was simply that sound travels a lot more slowly than light-about a million times more slowly.

喷气式飞机之所以和它产生的噪音相分离，是因为声音传播速度比光速慢一百万倍。

The characteristics of the far-field noise of impinging jet with 3-millimeter diameter axisymmetric convergent nozzle under the condition of variable nozzle-to-plate distance, and their methanism were investigated experimentally.

测量了3毫米口径轴对称收缩喷嘴射流冲击大平板产生的噪声随冲击距离变化的特性。

The calculation of noise flight path of civil transport jet aircrafts is an important step in the aircraft noise certification.

噪声是民机型号适航合格取证的一项重要指标，噪声航迹是噪声合格审定的重要环节。