| 1. | 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。 |
| 2. | 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。 |
| 3. | At last , reflective crack ' s propagation speed of different pavement structural combination was analyzed too 最后运用paris公式对不同结构组合的路面进行了反射裂缝扩展速率的计算。 |
| 4. | ( 2 ) the influences of wave propagation speed uncertainty can be reduced when the measured current is decomposed using wavelet transform , and the high frequency ( 2 )通过对电流进行小波变换并在高频下进行单支重构,可以减小行波波速不确定性对测距的影响。 |
| 5. | A distract model has been firstly established to simulate the turbulent flame propagation speed for the dual fuel engine in this paper 本课题还首次建立了湍流火焰传播分形模型,计算双燃料发动机燃烧过程中湍流火焰速度,以评估发动机结构参数和运转参数对燃烧过程的影响。 |
| 6. | 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。 |
| 7. | The research result shows that the influence of impressed electromagnetic field strengthen the gas explosion , and make the flame propagation speed , the flame propagation speed peak value and the overpressure peak value enlarged ; with the increase of electromagnetic field intensity , the effects on aggravating the gas explosion raise 研究结果表明:外加电磁场使瓦斯爆炸强度增加,使火焰速度、火焰速度峰值、压力波超压峰值增大,随着电磁场强度增加,其对瓦斯爆炸加剧作用增强。 |