compression wave造句

• A compression wave in decelerating flow steepens .
  压缩波在减速流中变陡。
• Model research on compression wave of high - speed train entering into a tunnel
  高速列车进入隧道产生压缩波的实验研究
• Difference solution to dynamic instability of straight bars under elastic compression wave
  弹性压应力波作用下直杆动力失稳的差分解
• Finite element eigenvalue analysis for dynamic buckling of cylindrical shells under axial elastic compression wave
  轴向应力波作用下圆柱壳弹性轴对称动力失稳有限元特征值分析
• The analysis of the compression wave and the effects of the tunnel hoods by experimental method is the purpose of this paper
  本论文以实验为主，对隧道压缩波和缓冲结构效应进行研究分析。
• In these equations , the compression wave propagation and the transverse inertia effect were taken into consideration
  通过引入圆柱壳动力失稳时的波前约束条件实现了此类问题的有限元特征值解法。
• 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
• 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。
• By the use of dynamic buckling supplementary restraint conditions at the compression wave front of cylindrical shells at the instant when the buckling occurs , the critical load and dynamic buckling modes of shells were calculated from the solutions of finite element characteristic equations
  计算结果揭示了圆柱壳弹性轴对称动力屈曲变形发展的机理，以及轴向应力波和屈曲变形的相互作用规律。
• Compared with situations of without tunnel hoods and 3 different kinds of tunnel hoods , the relationships of the max pressure , the gradient of the pressure and the velocity of the train are attained and the propagation process of the compression waves in tunnel is verified
  通过在对无缓冲结构和三种不同形式缓冲结构条件下，分析高速列车模型实验测试数据，得到了隧道压缩波最大值及隧道压缩波梯度最大值与速度的关系，验证了隧道压缩波在隧道内的传播过程。
• In order to make the tunnel hoods have a better effect on the respect of alleviating the aerodynamics in tunnels , the theory of the generating and propagation of the compression wave in tunnels should be research and the effects of all kinds of tunnel hoods on the compression wave should be analyzed
  为了使隧道缓冲结构在减小隧道空气动力效应方面起到更好的作用，须深入研究有关隧道压缩波的形成及传播机理，比较分析不同形式缓冲结构对其影响等一系列问题。
• 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 . the transient flow field induced by tunnel entry is investigated and clarified with the focus on visualization of the pressure field and the velocity field
  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。
• This paper conclude the history and present situation of the research of the compression wave home and abroad ; summarize the forms dimensions of the railway tunnels and tunnel hoods abroad ; discuss the physics model and mathematics model of the air flow when high - speed train running in a tunnel and introduce the compulation method of the pressure in tunnels briefly
  本论文首先总结了隧道压缩波研究的历史和现状：针对高速列车所引起的空气动力效应要求，统计了国外高速铁路隧道及各种缓冲结构的形式和尺寸。讨论了高速列车在隧道内运行中引起的空气流动物理模型和数学模型，并简单介绍了隧道内空气压力的计算方法。
• In this paper , using high - speed train aerodynamics model research system , the propagation mechanism of compression wave , which created when high - speed train entering into a tunnel was researched , at the same time the effect of velocity of the model train and the ratio of train with tunnel was analyzed , the result is helpful for future research
  利用高速列车空气动力学模型实验系统对高速列车在进入隧道过程中瞬变压力的传播规律进行研究，并分析了列车速度以及阻塞比对测试结果的影响，得出的结论对以后的研究具有一定的参考和借鉴。