Empirical formula about flame propagation speed in tube is obtained.
依据实验值得到了管内火焰传播速度的经验公式。
The scanning strategies of worms and the propagation speed are analyzed.
对蠕虫扫描策略及其传播效率进行了深入分析；
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。
Forum topic openness and propagation speed also makes it has incomparable status.
论坛话题的开阔度和传播迅速度也使得它拥有不可比拟的地位。
This can be understood as a consequence of the finite propagation speed of Dirac particles.
这可被理解为狄拉克粒子的有限性传播的一个结果。
Seedling propagation speed can be increased, it's a short-term access to a large number of seedlings.
利用组织培养可以加快苗木的繁殖速度，短期内获得大量苗木。
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征。
Objective To compare the propagation speed and physical parameters between underwater blast wave and air blast wave.
目的对比研究水下冲击波和空气冲击波的传播速度和物理参数。
By deep analysis of the worms, the proportional relation between the propagation speed of worms and the scale of network is found.
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。
The article elaborates on the theory of flame stability, combustion equilibrium, and some factors affecting flame propagation speed.
在理论上阐述了完全预混式燃烧器火焰稳定原理、燃烧的稳定性和影响火焰传播速度的几种因素。
The plastic deformation propagation speeds of steels are determined by using photo-elastic coating and high speed photography method.
本文引入金属塑性变形传播概念，利用光弹法测定了两种钢的塑性变形传播速度。
Solid Youngs modulus is determined by measuring the propagation speed of longitudinal wave induced by ultrasonic wave in solid media.
通过测量超声波在固体介质中传播的纵波传播速度，进一步测量该固体的杨氏模量，得到了测量固体杨氏模量的一种新方法。
According to this view, this paper puts forward a simple hypothesis, which is in the field, size decided the crack propagation speed.
根据这种观点，本文提出了一种简便的假设，是一家生产领域，大小决定了裂纹扩展速度。
Solid Young's modulus is determined by measuring the propagation speed of longitudinal wave induced by ultrasonic wave in solid media.
通过测量超声波在固体介质中传播的纵波传播速度，进一步测量该固体的杨氏模量，得到了测量固体杨氏模量的一种新方法。
The results show that the method is simple and convenient, and can be used for measuring the crack propagation speed at high loading rate.
结果表明本文建立的方法简便易行，可用于高加载速率下裂纹扩展速度的测定。
When you see the new site naturally depends on the DNS propagation speed, but 3-12 hours seems to be normal based on the smaller moves done earlier.
当您看到新的站点在DNS自然传播速度而定，但3-12小时，似乎是正常的基础上进行早期较小的动作。
The new media has shortened the distance between sports and society, enlarged the social coverage of sports, and accelerated the sports propagation speed.
新媒体缩短了体育运动与社会之间的距离、加大了体育运动传播的社会覆盖面、加快了体育传播速度。
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 results show that the propagation speed of the wave is not equal to the speed of energy flux, but nearly equal to the real part of the complex group velocity.
结果表明，波的传播速度并不等于能流速度，而与复群速度的实部近似相等。
The study shows that adding CO2 can promote the growth of shoot in vitro, improve photosynthetic structure and raise the propagation speed greatly of shoot in vitro.
结果表明：CO2的增施可促进试管苗的生长，改善其光合生理结构并能大大提高繁殖速度。
In this paper, by using the direct numerical simulation method, the propagation speed of small amplitude disturbances in the problem of hydrodynamic stability is investigated.
本文用数值计算的方法研究流动稳定性问题中小扰动波的传播速度。
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。
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.
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。
In this model, the characteristics of pseudo-homogeneous solid-liquid two-phase flows have been considered in the expression of wave propagation speed and also during treating with flow resistance.
本模型的压力波波速表达式和阻力的处理方法都体现了伪均质固液两相流的特点。
The variation of combustion velocity, fired gas temperature and flame propagation speed, when the press, excess air ratio and ignition timing changed, was calculated by this quasi-dimensional model.
此模型能根据实测的燃烧压力曲线计算出层流燃烧速度、已燃气火焰温度及火焰传播速度等参数随压力、当量比、发动机转速、点火提前角的变化规律。
The numerical results show that the presence of small dissipation causes a slow decrease of the amplitude and the propagation speed of the solitary waves and slow increase of the solitary wave width.
结果显示，小耗散的存在使孤波的振幅和移速随时间缓慢地减小，孤波宽度则随时间缓慢增大；
Detonation is propagation of a combustion-driven shock wave at or above the speed of sound.
爆轰是一种以冲击波为特征，以超音速传播的爆炸。
Nevertheness, the pseudo-spectral method has a high computation speed and computational efficiency and can reflect the propagation rules of the wave field in medium visually and effectively.
尽管如此，伪谱法计算速度快，计算效率高，能够直观、高效地反映介质中波场的传播规律。
Because there is only one maternal plant in China, with less root shoot and limited scion, the speed of its propagation is very slow.
因母树仅有一株，且根孽极少，接穗有限，所以难以迅速繁殖推广。
Because there is only one maternal plant in China, with less root shoot and limited scion, the speed of its propagation is very slow.
因母树仅有一株，且根孽极少，接穗有限，所以难以迅速繁殖推广。
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