其次，在分析地震波的特征和传播规律的基础上，介绍了爆破地震振动分析与预测的方法；
Secondly, the transmission rules and characteristics of blasting seism wave are analyzed in the paper. The methods of analyzing and predicting blasting vibration are introduced in this paper too.
蜘蛛织的网也是如此，它们吐出的蜘蛛丝可以传播振动。振动能给这种小生物提供信息，让它们知道蛛网上落了什么东西。
So do webs made by spiders. The lines of silk they produce can carry vibrations. This movement gives the small creature information about what landed on the web.
以纵波形式借由固体、液体或气体传播的物理扰动。声波是由振动的物体产生。
Mechanical disturbance that propagates as a longitudinal wave through a solid, liquid, or gas. A sound wave is generated by a vibrating object.
此外，它还描述了鼓膜的振动，电磁波的传播等物理过程。
Moreover. it also describes vibration of drumhead and spread of electromagnet wave.
本方法亦可用于分析爆破振动信号在传播过程中能量随时间的衰减规律，对综合研究爆破机理和爆破地震波有指导意义。
The method can be also applied to analyze the attenuation laws of energy for blasting vibration signals during the propagation, blasting mechanism and blasting seismic effects in its entirety.
建筑打桩施工的噪声和振动，由于在实际传播过程中的未知因素很多，难以建立较高精度的物理预测模型。
Physical prediction model is difficult to establish for noise and vibration in building construction due to unknown factors encountered in the actual propagation process.
空气及其他介质中的各种振动都是以波动的形式传播的。
The vibration in the air and in the other media travels as a wave motion.
应用振动波传播理论引出加速度衰减系数的概念，并对加速度衰减系数的试验结果进行了分析。
Using theory of vibration wave propagation, the concept of the attenuation coefficient of vibrating acceleration is drawn, and the test results of attenuation coefficient are analyzed.
试验测定振动助流时散体颗粒在初始阶段和稳定流动阶段的振动加速度信号，并对流动场中波的传播规律进行分析。
The vibration acceleration signals at initial stage and steady stage in flowing granular media are tested, and the propagation of wave in the flowing field is analyzed.
介绍了超声波具传播方向性强、介质振动强度大、在液体中可产生空化现象等特点。
Characteristics of ultrasound, such as strong directional transmission, high vibration intensity in the transmitting medium, and cavitation in liquid medium were introduced.
在分析中，考虑了四层高架结构在地震时的耦合振动作用，以及地震波传播方向的任意性。
In the analysis, both the coupled vibration of four level structures under earthquake and the randomness of spread directions of input seismic waves were considered.
利用弯曲振动试验、纵波传播试验、纵波共振试验测定刨花板的动态抗弯弹性模量。
The dynamic deflection moduli of particleboard were measured by flexural vibration. longitudinal transmission and longitudinal resonant vibration.
讨论了爆破地震产生的地震波传播规律，以及地振动信号和仪器记录的电信号之间的关系。
In the paper, the travel law of seismic wave which is excited by explosive shock, and the relation between the vibration signal of ground and electric signal recorded by instruments are discussed.
介绍了利用超声波在液体介质中传播，使质点产生强烈振动而引起交变压力的原理。
It introduced the principle of alternating pressure caused by particle vibration, when ultrasonic propagating in liquor medium.
一种面波，质点水平地振动，并垂直于波传播的方向。
A type of surface wave in which particles oscillate horizontally and perpendicularly to the direction of wave propagation.
研究内容是爆破振动在不同介质中的传播差异性。
Difference of blasting vibration in different mediums was researched.
声子晶体能够产生完全的弹性波禁带，可以阻止声波或者振动在其内部传播。
Phononic crystal can give rise to complete acoustic band gaps within which sound and vibrations are forbidden.
通过数值计算给出了地基表面振动的动力时程和三维波动场的分布，发现当移动荷载的马赫数接近或大于1.0时地基中产生明显的波动传播现象。
The time histories of ground responses and wave motions are presented, and it was found that significant wave propagations are generated when Mach number of moving load approaches or exceeds 1.0.
将由一维波导通过结点组装成的空间结构的振动作为波动研究，波沿波导传播，并在结点处反射、散射。
Vibration of structures assembled from one dimensional waveguides is studied as wave motion in this paper. Waves propagate along the waveguides and reflect, scatter at the junctions.
研究了爆破振动能量多主频分布规律，进一步指出了地震波的传播特征。
The multi-mater-frequency characteristic of blasting seismic energy and the transmission characteristic of blasting seismic wave are studied.
作为一种诊断结构缺陷和识别噪声源的工具，它可以确定结构振动的大小，判断结构振动的主要传播途径。
As a tool of diagnosing defect and identifying the source of vibration, it can judge the magnitude of structural intensity and make out the main route of vibration transmission.
皮带传动另一个优点是可以减少振动及其传播。
Another advantage of belt drives is that they reduce vibration and shock transmission.
运用结构振动的波动方法对有限长的材料不连续区域在圆柱壳中的能量流传播特性进行了研究。
The propagation characteristics of vibrational energy flow in circular cylindrical shell with finite region of material discontinuity are investigated by wave motion approach.
本文对周期波导中波传播与振动局部化的分析方法和计算结果可用于结构的优化设计。
The method and results in this paper for solving the problem of wave and vibration mode localization in periodic wave guide can be used in the optimum design of such kind of structure.
实验结果表明，流化床中内加振动对流化床的流化状态有显著的改善作用，内加振动能在流化床中传播，改善了高床层流化床的流化状态。
The results show that interior vibration can improve the fluidization behavior of the fluidized bed with a high bed hold-up significantly due to the vibration wave propagation.
振动出矿时，由于振动机的激励作用和波动传播的影响，碎岩便会产生激励响应，这种激励响应可以改变散体的动力特性和流动特征。
Because of the exciting action by the vibrating machine and the influence of wave propagation, broken ores will generate excited response when ores are mucked out by vibration.
地铁列车引发的潜在环境低频振动的传播有何特征，有待于研究。
It is necessary to further study the characteristics of the propagation of potential environmental low frequency vibrations due to metro trains.
采用波传播分析方法，讨论了外部敷设粘弹性自由阻尼材料的无限长圆柱壳在流场中受径向简谐激励的振动功率流。
Employed wave propagation approach, the vibrational power flow of a submerged infinite cylindrical shell coated with unconstrained viscoelastic layer excited by a radical harmonic force is studied.
采用波传播分析方法，讨论了外部敷设粘弹性自由阻尼材料的无限长圆柱壳在流场中受径向简谐激励的振动功率流。
Employed wave propagation approach, the vibrational power flow of a submerged infinite cylindrical shell coated with unconstrained viscoelastic layer excited by a radical harmonic force is studied.
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