When two waves of opposite direction but similar frequency collide, they create a special kind of pressure wave that carries energy to the ocean bottom.
当两方向相反但频率相似的波浪相撞时，会产生一种特殊类型的压力波，而这种压力波会把能量输送到海底。
A nuclear blast is an explosion with intense light and heat, a damaging pressure wave, and widespread radioactive material that can contaminate the air, water, and ground surfaces for miles around.
核爆炸会释放出高能量的光和热，破坏力巨大的压力波，而且四处飘散的放射性物质会污染数周围英里内的空气，水，和地表。
The negative pressure wave method was proposed for a pipeline leak detection system.
采用负压波法检测管线泄漏信号。
A numerical simulation software of the air pressure wave in a tunnel is introduced in this paper.
文章主要介绍了隧道压力波数值模拟软件的原理与应用。
The pulmonary artery pressure wave was recorded, average pulmonary artery pressure was calculated.
记录肺动脉压力波，计算肺动脉平均压。
A hand clap is a short event that causes a single pressure wave that quickly dies out.
击掌这个短促的事件所产生的单一压力声波很快就消失了。
The explosion cause a pressure wave which flows with high velocity through the relief pipe system.
爆炸引起压力波，压力波在压力放散系统中快速传播。
Thus, by controlling the pressure wave form, the desired trajectory of the grinding head can be obtained.
因而控制压力的波形即可得到所需要的研磨头的运动轨迹。
Objective To study the relationship between central aortic pressure wave various data and coronary heart disease.
目的：研究中心动脉压力波各项指标与冠心病的相关性。
When there is a leak point in the pipeline, the pressure is fallen and the negative pressure wave occurs at once.
当管道某处突然发生泄漏时，泄漏处将出现瞬态压力突降，形成一个负压波，并以一定的速度向管道上、下游两端传播。
And low permeability reservoir is slower than mid-high permeability reservoir in pressure wave propagating velocity.
低渗透油藏比中高渗透油藏的压力波传播速度慢。
The inventive system can reduce gas pressure wave motion for maintaining stabilization of the pipeline gas pressure.
本发明的系统可减少气体压力的波动，用于维持管道气体压力的稳定。
The pressure wave strength, the cooling effect and heating effect of the tube are the strongest in a state of resonance.
谐振状态下管内出现最强的压力波并产生最强的冷效应和热效应。
The method of leak detection and location for pipelines based on instantaneous pressure wave is most widely used in practice.
基于瞬态压力波的泄漏检测和定位方法在实际中得到广泛的应用。
Several leak diagnosis methods such as instantaneous negative pressure wave, flow-lack, and hybrid diagnostic method were used.
采用了瞬态负压波法、流量输差法和压力流量综合法等多种泄漏诊断方法。
This article narrated the application of the negative pressure wave method in the leak detecting system of transporting-oil pipe.
主要讲述了负压波理论在输油管道泄漏监测系统的具体应用情况。
It is found that we can tell whether there is bubble in fuel injector system according to the vibration of last-part pressure wave.
供油系统中是否产生汽泡，可从压力波尾部的振荡情况来判断。
Kalman filter model of oil pipeline pressure wave is given out and the influences of model parameters on filtering effect are analysed.
给出了输油管道压力信号的卡尔曼滤波模型，并分析了模型参数对滤波效果的影响。
Unlike in a pure liquid in which the pressure wave velocity is constant, the wave velocity in gas-liquid mixtures varies with pressure.
在混合物中压力波速不象在纯液体中波速那样是恒定的，汽液混合物中的波速随压力变化。
The equation of displacement wave and sound pressure wave in the sound velocity experiment are derived. And their relation is analyzed.
推导了声速测定实验中合成声场的位移波动方程、声压波动方程以及两者之间的关系。
The dynamic signal comprehensive test and measurement system was applied to collect the test data of the explosion flame and pressure wave.
通过动态信号综合测试系统采集了爆炸火焰和压力波的试验数据。
The charge utilization ratio is high for multi-point ignition tube experiments in a high-pressure gun, but the chamber pressure wave is high.
某高膛压火炮试验中发现多点点火方案的装药利用率较高，但膛内压力波较大。
Through an improvement of ignition elements and charge configurations, the pressure wave phenomenon was seen to have been improved considerably.
通过点火机构及装药结构的改进，压力波现象有明显改善。
Experimental investigation was carried out to study the pressure wave speed and its attenuation for gas-liquid bubbly flow in vertical upward tube.
研究了垂直上升管内气液两相泡状流压力波的传播速度和衰减规律。
The unsteady flow, structure of waves and mechanism of the forming of shock wave in pressure wave refrigerator are investigated in the present paper.
对压力波制冷机内非定常流动过程、波系结构、激波形成机理等进行了探讨。
There are many character parameters in fuel pressure wave, and they can be used as fault diagnosis parameters of fuel supply system in diesel engine.
柴油机的油压波形中包含了大量可作为供油系统故障诊断的特征参数。
In this simulating procedure the measured value of pressure wave from the inlet of injector is used as major input data for prediction of performance.
本模拟过程中利用喷油器进口处的压力波实测值作为性能预测的主要输入数据。
In Assembled Pipeline there are a huge amount of sealing rubber rings for jointing of tubes and auxiliaries, which have effect on velocity of pressure wave.
装配型管线内含有巨量的连接密封橡胶圈，它们对压力波速有影响。
The oscillating flow characteristics of the test section are obtained by the analysis of the amplitude and phase shift of the velocity and the pressure wave.
通过测量阻力元件两端的动态压力、流速，得到交变流动情况下动态压力与质量流量之间振幅和相位关系，从而得到所测元件的交变流动阻力特性。
The oscillating flow characteristics of the test section are obtained by the analysis of the amplitude and phase shift of the velocity and the pressure wave.
通过测量阻力元件两端的动态压力、流速，得到交变流动情况下动态压力与质量流量之间振幅和相位关系，从而得到所测元件的交变流动阻力特性。
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