查询词典 shock wave

The shock wave is similar in general form to the blast wave in air, although it differs in detail.

这种冲击波的一般形式与空中爆震波相似，然而在细节方面却又不相同。

The investigation for the interaction between planar moving shock wave and blast wave were carried out both numerically and experimentally.

通过数值模拟分析了不同条件下平面运动激波和爆炸波相互作用的特点，并通过实验进行了验证，数值模拟结果和实验结果吻合得很好。

For the first time, we study the radio afterglow behavior during the trans-relativistic phase of the fireball shock wave. Considering the trans-relativistic shock dynamic and the synchrotron self-absorption effect of the relativistic electrons on the radio emission, we find that the dense medium model can not only explain the fast decline of the X-ray and optical afterglows of GRB980519, but also account for its radio afterglow quite well.

我们首次研究了致密介质情形下射电余辉在跨相对论阶段的行为，发现考虑到激波的跨相对论动力学和相对论电子的同步自吸收效应对射电辐射的影响，致密介质模型既可以解释GRB980519的快速衰减的X射线和光学余辉，也可以很好地解释其射电余辉的特点。

On the basis of forefathers study, the interaction of the shock waves of torrent, and that of rarefaction to shock wave have been discussed in detail in the useof the concept of the curve.

在前人研究的基础上，通过引入曲线的概念，分别对急流冲击波的相互作用，稀疏波与冲击波的相互作用进行了比较详细地讨论。

The damage effects of gas explosion on the structures in excavation roadway is to study some factors such as the overpressure in the shock wave front, the action time of shock time, the position of structures, the shape and so on. Through the discussion above, the study about the damage mechanism and damage effects on ventilation system can be put into theory research and practice.

瓦斯爆炸对构筑物的破坏效应是通过对冲击波阵面上超压、冲击波的作用时间及构筑物所处的位置、构筑物的形状等因素的研究进行的，而瓦斯爆炸的破坏机理和对通风系统破坏效应方面的研究不但可以加深理论而且还可以应用于实践。

High-pressure acting on samples were produced by shock wave front converging in metallic ball. Destruction and metallograph of metallic ball after shock treatment were studied.

在该装置上，利用冲击波由金属球体表面向中心汇聚形成的高压，对样品进行了冲击处理；分析了回收的金属球体内、外破坏情况及金相组织变化。

Extracorporeal shock wave lithotripsy: It uses shock waves to break the stones into tiny pieces that are then passed in your urine.

体外冲击波碎石：它利用冲击波打破石头成小块，然后通过你的尿。

Extra corporeal shock wave lithotripsy : This method uses highly impulsive shock waves to break down stones anywhere in the urinary system.

课外体冲击波碎石术：此方法使用高度脉冲冲击波，打破石头在任何地方，在泌尿系统。

Regarding a viscous normal shock wave in a high-pressure metal as a continuous profile, this paper points out that any little perturbation shock is stable under any Reynolds number, and material viscosity is a stabilized factor.

本文中针对平面正激波，认为高压金属中的粘性激波的物理量是连续变化的，利用线性稳定性理论，用数值解推论出：在有粘性条件下小扰动激波都是稳定的，物质粘性是致稳的因素。

In the experiment, the reflectivity of shock wave front is about 40% when the shock velocity is 35km/s.

通过理论分析和实验数据比对的方法，确认了蓝宝石当中的减速曲线。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。