So one-dimensional elastic wave and plate vibration response theory are mainly applied to study the structure and experiments are made to verify the validity of the theory.
所以作者主要是应用一维弹性波理论及板壳振动理论对局部噪声屏蔽进行理论研究，并用试验来验证理论分析的可靠性。
Based on the one dimensional wave propagation theory, a simple dynamic model was presented to analyze the failure process and energy absorption of the shells under impact loading.
根据一维应力波传播理论，提出了圆柱壳受轴向撞击破坏的简化模型，分析了这一破坏过程中的能量变化。
Using the theory of wave propagation, one-dimensional wave equation and inverse problem of damaged medium was established and analyzed.
利用波传播理论，建立损伤介质的一维波动方程及反问题分析理论。
Firstly, the testing principle with axial precompression stress is re-examined based on one-dimensional wave theory.
首先按照一维应力波传播理论，对动静组合加载的试验原理进行理论论证。
Based on the one-dimensional wave propagation theory, a simplified dynamic model was presented to analyze the failure and energy absorption of the tubes under impact load.
根据一维应力波传播的理论，提出了圆柱壳受轴向撞击破坏的简化模型，分析了这一破坏过程中的能量变化。
The traditional non-destructive method of pipe piles and concrete plates is impact-echo technique based on one-dimensional stress wave theory, and it can detect the big defects.
对管桩和混凝土板的传统无损检测方法则是基于一维波动理论的冲击回波方法，这种方法只能检测比较大的缺陷。
The traditional non-destructive method of pipe piles and concrete plates is impact-echo technique based on one-dimensional stress wave theory, and it can detect the big defects.
对管桩和混凝土板的传统无损检测方法则是基于一维波动理论的冲击回波方法，这种方法只能检测比较大的缺陷。
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