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In non-conservative system, what is the propagation speed of waves is unclear. 在非保守系统中,波的传播速度还是个不十分清楚的问题。
It can reflect the flame propagation speed and evaluate the explosion intension. 计算出的分形维数是衡量湍流火焰传播速度以及爆炸强度的有效参数。
Like light waves, acoustic (sound) waves are characterized by a frequency, wavelength and propagation speed. 声波就和光波一样，是以频率、波长和传播速度为其特徵。
By deep analysis of the worms, the proportional relation between the propagation speed of worms and the scale of network is found. 摘要通过对蠕虫的深入分析，发现了蠕虫的传播速度与网络的规模具有一定的关系。
Furthermore, the non-dimensional propagation speed of an ISW declines and the dissipation of wave energy increases as the blockage parameter increases. 随无因次障碍参数的增大，无因次波速减小，而内波的能量消散增大。
On the basis of experiments, the influence of impressed electromagnetic field on flame propagation speed and overpressure in gas explosion was investigated. 在实验的基础上,研究了外加电磁场对瓦斯爆炸过程中火焰传播速度和超压的影响。
The time of reaching full developed fire, flame propagation speed along vertical direction and horizontal direction, and the law of fire load influencing on fire development are derived. 得出该类商品发生火灾时达到旺盛期的时间、垂直方向和水平方向火焰传播速度以及火灾载荷对火灾发展影响的规律。
According to aerdynamics,ignition process of the laser-supported-detonation (LSD)wave is analyzed and the expressions of the propagation speed, pressure and internal energy of laser-supported-detonation (LSD) wave are derived. 本文首先从动力学出发分析了LSD波点燃过程，导出了LSD波速度、压力等物理量表达式。
According to our research, the vertical part of the Coriolis force was balanced by the pressure gradient of interface, furthermore, the Coriolis force itself has no effect on the propagation speed of internal waves. 研究发现,科氏力垂直分量的存在使得内波波面发生倾斜,但对内波速度没有明显影响;
Primary waves were recorded at a mean propagation speed of 55.58 mm/s from UES to upper segment of esophagus ,22.15 mm/s from upper to middle segment,41.12 mm/s from middle to lower segment,and 14.09 mm/s from lower segment to LES. 食管下括约肌的静息压为2.;55±1
The advantages and disadvantages as well as the applicability of various mechanisms were obtained by analyzing flame structure, flame propagation speed and emissions.Dispersion was also analyzed. 通过对火焰结构，火焰传播速度及污染物的计算与分析，得到了不同机理的优缺点及适用范围，分析了弥散效应的影响。
The relationship between crack propagation speed of pipelines and the ductile tearing area of the dropweight tearing test(DWTT) specimens was analyzed from the angle of fracture physics in this work. 管道断裂时的裂缝扩展速度与服役温度和DWTT剪切破裂面之间存在密切的相关性。本文从断裂物理的角度对这种相关性的本质进行了分析。
Applying classical wave theory, a concept of equivalent elastic modulus on propagation speed modification of guided wave through "variable cross-section" of metal bar embeded layer was put forward. 摘要运用波动的经典理论，提出了导波在金属杆嵌入层“变截面”传播时波速改变的“等效弹性模量”的概念。
While it is shown that the break propagation speed Cb together with the break plane area may be the third key parameter influencing definitely the time form of unloading function at the source. 也阐明了断层的破裂速度连同断层面积一起应是第三个重要影响参量，因为它对震源处卸载的时间函数的形式有决定性的影响。
Firedamp flame propagation rules under obstacles are researched during the gas explosion process.The results show that obstacles have an important affection to the gas flame propagation speed. 该文对存在障碍物的瓦斯爆炸过程中的火焰传播规律进行了研究,结果表明:障碍物对火焰的传播速度具有重要影响。
He secured the release of the hostages. 他已经设法使人质获释。
The hostages wept for joy on their release. 人质获释时喜极而泣。
After his release from prison he came home. 他被释放出狱后就回家了。
The new release is at our local cinema. 新影片在本地区电影院首映。
No horse has a speed comparable to that of his. 没有一匹马的速度能比得上他的马。