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- initial compression waves 初始压缩波
- Numerical method of initial compression waves produced by a high-speed train entering a tunnel-hood based on one dimensional unsteady compressible flow model 高速铁路隧道初始压缩波一维流动模型的数值分析方法
- A compression wave in decelerating flow steepens. 压缩波在减速流中变陡。
- Numerical Simulation for Initial Compressed Wave When the Train Sudden Pass Through buffer Structure Tunnel 列车突入缓冲结构隧道时初始压缩波数值模拟
- This would produce shock wave owing to splice of compress wave. 随着激光的持续辐照,陆续传入靶内的压缩波会形成一个阵面陡峭的激波。
- So the compression waves pile up in front of the wings and fuselage, or body, of the plane. 这样,压缩波就堆积在机翼和机身的前面。
- So the compression waves pile up in front of the wingsfuselage, or body, of the plane. 这样,压缩波就堆积在机翼和机身的前面。
- The finite element numerical method was used to study the dynamic buckling of cylindrical shells under elastic compression wave. 摘要本文运用有限元特征值分析方法对应力波作用下圆柱壳弹性轴对称动力失稳问题进行了研究。
- The plasmas ejects in a high speed, and gives impulsion loading to the target surface which results in a series of compress wave propagation into target. 该等离子体向外高速喷射,从而施于靶面一个压力极高的冲击加载,导致一系列向靶内传播的压缩波。
- This field is the key to understand the compression waves and the booming noise, the foundation of the tunnel aerodynamic research, and an important factor to other relating aerodynamic problems. 这个流场的研究是解决其它隧道空气动力学问题的基础和前提,它们的研究方法和研究成果,直接关系到高速列车在隧道中运行的空气阻力的确定、列车头部形状的研究、长大隧道的通风问题以及出口微压波问题的研究。
- Through the theoretical analysis and computer simulation,the statistical peak sidelobe level(PSL) of compression wave of the correlation receiver,and the resolved ability were studied. 仿真结果表明,这种信号与线性调频超宽带雷达信号相比,在一定的条件下,可以获得更低的峰值旁瓣电平,并且具有更好的分辨能力。
- Experimental Investigation on Evaluation of Dips of Fracture Using Reflected Compressional Waves. 利用反射纵波评价裂缝倾角的模拟实验研究
- There are two kinds of elastic waves in solids a compressional wave and a transverse wave. 在固体中有两类弹性波,一类是压缩波,另一类是横波。
- The storm heaved the sea into mountainous waves. 风暴在海面上掀起万丈波涛。
- AVO phenomenon relating to petrophysical parameters can be seen in both compressional wave and shear wave. 地震反射振幅随炮检距变化的规律不仅纵波存在,横波同样也具有与物性参数有关的AVO特征。
- Compressional wave velocity based on Two-Phase theory is used to estimate gas hydrate and free gas saturation. 目前大多通过双相介质理论的纵波速度来估计水合物和游离气的饱和度。
- His initial reaction was one of shock. 他最初的反应是震惊。
- The initial `h' in `hour' is not aspirated. hour一字中起首的h不发送气音。
- This paper studies the scattering of plane compressional waves by a spherical inhomogeneity with a sliding interface embedded in an irffinite homogenous media. 本文研究了无限各向同性基体中的滑动界面球形单夹杂对平面压缩波的散射问题。
- The P wave, or compressional wave, alternately compresses and expands material in the same direction it is traveling. 波,或称压缩波,在其传播过程中在同一方向交替压缩和拉伸介质(见上图)。