The results show that the shock wave structure is unsteady in shock induced hypersonic turbulent separated flows, generating an intermittent region.
结果表明:在激波诱导的高超音速湍流分离流中,激波结构是不稳定的,产生一个间歇区域。
The principle, systematic structure of the storage and measurement system of shock-wave pressure and the calibration and application measurement of the system are introduced.
介绍了冲击波压力存储测试系统的原理、体系结构,对研制的测试系统进行了标定、应用试验。
Laser shock hardening may change the structure and properties through forming shock wave and causing damage in the surface layer of metal.
激光冲击硬化是通过在材料表层内形成冲击波而引起“损伤”来改变表层的组织和性能。
By adjusting to the clearance, the explosion shock wave shape will be controlled and it bases the match design for liner's structure and explosion wave shape.
通过调节飞片与主装药距离来控制爆轰波波形,为进行药型罩结构和爆轰波形的匹配设计打下基础。
The unsteady flow, structure of waves and mechanism of the forming of shock wave in pressure wave refrigerator are investigated in the present paper.
对压力波制冷机内非定常流动过程、波系结构、激波形成机理等进行了探讨。
It is a very complicated problem that is not only related to the shock wave interaction, but also to the shape, size and natural frequency of the ventilation structure.
它不仅与冲击波的作用情况有关,而且与通风构筑物的形状、大小、自振周期等因素有关。
Tn this paper, the galactic spiral structure is studied by the galactic shock wave of interstellar gas with self-gravitation. The perturbed gravitation of stars is not ?
本文用星际气体自引力星系激波来解释星系的螺旋结构、恒星的扰动引力场并非必要条件。
It is found that shock wave mainly changes the crystallite size and orientation, but has little effect on its lattice structure.
发现冲击波的主要效应体现为对晶粒的破碎、细化和取向作用,对晶格结构几乎没有影响。
In this paper, shock pressed HDPE samples was retrieved and investigated to reveal the effect of shock wave on its crystalline structure and melting process.
为了调查聚合物在冲击波作用下的结构变化,对HDPE受冲击样品进行回收,并分析了其晶体结构和熔融过程。
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。
This paper presents a method of characteristics to calculate the structure of the detonation wave in condensed explosive by the decay shock curve data obtained in the aquarium test.
提出了一种利用爆轰波垂直入射时水中冲击波的衰减曲线计算凝聚炸药爆轰波剖面的特征线方法。
This paper is intended to study the complex wave structure generated in gas and starch dust bulk while interaction of shock wave with starch dust bulk through experiment and theory analysis.
本文研究了激波与堆积粉尘相互作用后,气体和堆积粉尘内产生的复杂波系,主要从实验和理论两个方面对此进行了研究。
The finite element model includes wave reflections, diffraction, and transmission when the shock wave encounters the structure.
该模型将爆炸波在岩土中的自由场传播与遇到结构后产生的波反射、绕射、透射等现象相结合考虑。
The results show it is difficult to detonate the charges covered steel shell by rod fragments and shock wave, but they could damage the structure of the targets in appropriate conditions.
结果表明,离散杆式破片和冲击波超压引爆带防护的柱壳装药较难,但可对目标结构进行毁伤。
The research tries to distinguish structure of strong shock-wave generated in low-density air by means of test and observation, and then analyse its characteristics.
本研究是用实验观测的方法判明低密度空气中发生的强激波的构造并进而分析其特性。
The effects of blast shock wave in the second phase are brought to the residual structure in the form of impulse after perforation, and then the circular plates obtained initial kinetic energy.
第二阶段,爆炸冲击波作用以冲量的形式作用在穿孔后的剩余板结构上,给板一个初始动能。
This paper analyzes the principle of a kind of shock-wave hydraulic vibration exciter and completes the primary structure design.
本文对一种旋转阀式液压激振器的工作原理进行分析,且完成了初步的结构设计。
This paper introduces the structure of the positive-wave system of the naval dual-wave shock test machine and analyses the water-hammer phenomena in the system.
介绍了舰载设备双波冲击试验机正波发生系统的基本结构,对系统中水锤现象进行了分析。
Three-dimensional propagation properties of the flare-shock wave would bear close relations to the magnetic structure on the sun and the large scale structure in the interplanetary 'space.
耀斑-激波传播的三维特性与太阳黑子活动区,日冕及冕洞的磁结构有密切关系。
When explosion took place inside structures, the structure bore dual load: the transient shock wave and long duration quasi-static gas pressure.
爆炸发生在结构内部时,结构受到双重荷载作用:瞬时的冲击波荷载和长时间的准静态气体压力。
This paper describes the interaction for shock wave with the beam structure in soil.
本文叙述冲击波对土中梁式结构的相互作用。
This paper deals with the interaction of shock wave and cylindrical structure in nonlinear soil.
本文研究了非线性弹性岩土中冲击波与圆柱结构动力相互作用问题。
The position where the detonator is requires to make shock wave front reaching at the wall of container-shaped structure at one time so that it is well-proportioned by force;
药包布置位置要尽可能使冲击波波阵面同一时刻达到容器状构筑物侧壁,使容器状构筑物受力均匀为原则;
The position where the detonator is requires to make shock wave front reaching at the wall of container-shaped structure at one time so that it is well-proportioned by force;
药包布置位置要尽可能使冲击波波阵面同一时刻达到容器状构筑物侧壁,使容器状构筑物受力均匀为原则;
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