Attenuation of wave amplitude of reservoir rock at simulated high temperature and pressure is measured with spectrum-amplitude comparison mediod in laboratory.
在实验室内用频谱振幅比较法模拟测试了储集层岩石在高温高压下的弹性波振幅衰减值。
The paper studies in passive and wireless tire pressure monitoring system base on surface acoustic wave which can realize small passive and high accuracy in simple structure.
本文研究的是基于声表面波原理的无源无线轮胎压力监测系统,它可以实现高分辨率、小体积、无电池的简化结构。
According to the character of pressure wave in diesel high pressure line, the hardware and software of fault diagnosis system was designed and choose.
针对柴油机高压油管内燃油压力波动特性,设计和选择了故障诊断系统的硬件和软件。
The location of its seat should be kept submerged in the wave surface below to prevent high-pressure gas rushed into the evaporator.
其阀座的位置应保持淹没在波面以下,以防止高压气体冲进蒸发器。
RESULTS:The physical parameters of underwater blast wave were characterized by high peak pressure, short positive duration and great impulse.
结果:水下冲击波物理参数的特征表现为高的峰值压力,正向持续时间较短,冲量较大。
Twins and dislocation movement are two important deformation characteristics of silver nano powder under high pressure shock wave.
孪晶和位错运动是纳米银在超高压冲压波作用下形变的两个重要特征。
Taking aim at the bad prediction filtering effect on wave hydrodynamic pressure field under high oceanic condition, a novel prediction filtering method was proposed based on chaotic model.
针对高海况下对海浪水压场实施预测滤波效果较差这一问题,文中基于混沌模型提出了一种新的预测滤波方法。
ResultsThe physical features of underwater blast wave were characterized by high peak pressure, short positive action duration, and higher intensity of impulse.
结果水下冲击波物理参数的特征表现为高的峰值压力,正向作用时间较短,冲量较大。
Based on the site observation data of Hengmen Channel, it advances an analysis to the wave action induced by a high - speed catamaran to dike and the maximum wave pressure coefficient.
根据横门水道现场观测资料,分析了双体快速船船行波对堤岸的作用和最大波压强系数分布。
Based on the site observation data of Hengmen Channel, it advances an analysis to the wave action induced by a high-speed catamaran to dike and the maximum wave pressure coefficient.
根据横门水道现场观测资料,分析了双体快速船船行波对堤岸的作用和最大波压强系数分布。
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。
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。
This paper introduced the design and development of silicon piezoresistive high frequency dynamic pressure sensor which used in the measurement of shock wave superpressure.
阐述了用于冲击波超压测量的压阻式高频动态压力传感器的设计与开发。
The supersonic wave value and the dynamic modulus of elasticity are increased by high pressure consolidation grouting.
高压固结灌浆结果达到了提高坝基岩石超声波值和动弹模量的目的;
By using the pressure deflection diagram, the flow structure for type 4 shock wave interaction pattern is analysed, and we explains why the surface pressure is very high in this case.
借助于激波极曲线,对第4类激波干扰结构进行了分析,解释了干扰引起物面压力增高的原因。
We find that when the collapsing bubble approaches its minimum radius, a high pressure layer just outside the bubble is generated which gradually moves outward and subsequently forms a shock wave.
计算还发现,当气泡接近它的最小半径处,气泡外围形成很薄的高压区,这个高压区域随后向外传播,这就形成冲击波。
It is confirmed that elastic wave ct technique is uniquely effective in detecting the effect of grouting at high pressure under water.
试验证实,弹性波ct技术在探测水下高压注浆效果检测方面有其独特的效果。
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。
The attached leading-edge shock wave confines the high-pressure region to the low surface.
经过激波后的高压流动被限制在下表面,并且流场非常均匀。
The explosion is due to the high pressure caused by a shock wave.
认为爆炸起源于系统内部由激波引起的油膜爆轰所产生的瞬态高压。
A high velocity shock wave or pressure pulse travels out through the water in all directions from the explosion.
高速的冲击波和压力脉冲波在水中向各个方向运动发散。
Washing the air pre-heater with high-pressure water and employing shock-wave ash remover is effective to cure the problem.
对空预器进行清洗和采用新型吹灰措施是治理并防止空预器积灰的有效手段。
Affects of high-pressure volume in common rail system on the amplitude of pressure-wave are studied.
研究了高压共轨系统高压容积对轨压波动的影响。
A pressure measurement system with high resolution and precision was employed to measure the shock wave overpressure(Ap) of different loading doses of TNT in field explosion tests.
利用高分辨率、高精度试压系统测定了静爆试验中不同装药量TNT的冲击波超压。
They report in their paper that this is likely due to a thermal pulse where a wave of high-pressure gas mixes layers of elements like carbon and oxygen and spews them out into the surrounding cloud.
在报告中,他们解释说这估计是因为热脉冲膨胀把的C、O等喷发到周围的气体云,就像高压气体把多层基础冲乱一样。
We stress the role of pulse wave velocity on high blood pressure.
我们强调脉搏波传导速度对高血压的作用。
We stress the role of pulse wave velocity on high blood pressure.
我们强调脉搏波传导速度对高血压的作用。
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