By analysing the characteristics of the single-section blasting vibration, this paper analyzes the relationship of the vibration superposition and influential factors, and indicates the attenuation of blasting seismic wave propagation in rock mass is the main reason which vibration superposition in middle and far field is generated.
从单孔爆破振动特性出发,对中远区微差爆破振动叠加效应的产生及其影响因素进行了分析。
The mode superposition method is used in the dynamic calculation.
在论证向家坝升船机抗震设防标准的基础上,分别用《水工建筑物抗震设计规范》的标准谱、柯依那(Koyna)地震波和帕柯以玛(Pacoima)地震波计算反应谱对向家坝一级全平衡重垂直升船机塔楼结构进行了振型叠加的动力反应分析和相应的静力计算。
In this paper, the internal forces in the composite space grids were calculated by using the mode superposition response spectrum method and the pattern of the internal forces in those structures under vertical earthquake, the problem of truncated modes and the feature about the distribution of the vertical seismic force coefficient were studied.
采用振型叠加反应谱法计算了竖向地震作用下组合网架的竖向地震内力，研究了该类结构的竖向地震内力分布规律、振型截断问题及竖向地震内力系数的分布规
To cause beating by superposing waves of different frequencies.
振动叠加不同频率的波以产生拍差，拍音
The vibrations which constitute a wave in a gas superposed on the random thermal motion.
气体中形成波的振动叠加在这种无规则热运动上。
Numeric simulation of time-delayed stack source for surface vibration.
延时叠加震源对地表振动的数值仿真
Superposition Method of Blasting Vibration and Its Application in Open-pit Mine;
爆破振动信号叠加法及其在露天矿的应用
Sound radiation in stochastic acoustic field using statistical wave superposition method
计算结构随机振动辐射声场的统计波叠加方法
So it might appear that vibration is strengthened at some point in superposition region, and vibration is weakened at some point or is completely cancelled out.
因此会出现交叠区某些地方振动加强，某些地方振动减弱或完全抵消的现象。
Research of Multiple Signals in Stochastic Resonance System
多信号叠加在随机共振系统中的研究
Study on the Properties of Unequal-Power N_j-th Power amplitude-Squeezing of Multimode Superposition State Light Field with the Superposition of Two Symmetrical Quantum States;
两对称态叠加多模叠加态光场的部分奇次N_j次方振幅压缩
Blind Identification of Rotors' Mixed Vibration Signals Based on Negative Entropy Arithmetic
基于负熵的转子混叠振动信号盲识别
The periodic variation in amplitude of a wave produced by the superposition of two waves of different frequencies.
由两种不同频率的波叠加在一起而产生的波在某一区域内的周期振动。
Complex mode superposition-response spectrum method with large damping ratio for structures with TMD
带TMD结构的大阻尼比复振型叠加反应谱法
Research on Identification Method of Multi-mixed Vibration Signal of Aircraft Engine;
航空发动机混叠振动信号的识别方法研究
Study on Fluid-Structure Interaction Dynamic Behaviour of Parallel-Plate Assembly;
叠层板状结构的流固耦合振动特性研究
Research on Blind Soure Separation of Muti-mixed Vibration Signal and Its Experiment;
多混叠振动信号的盲源分离及实验研究
Vibration Effect on Surroundings Induced by Passing Trains in Spatial Overlapping Tunnels
三维交叠隧道列车运营对环境的振动影响
ELASTOPLASTIC SEISMIC RESPONSE ANALYSIS OF GIRDER BRIDGES BY METHOD OF SUPERPOSITION OF VIBRATION MODES DUE TO ADDITIONAL PLASTIC LOADS
梁桥弹塑性地震反应分析——附加塑性荷载振型叠加法
The Equal-order Nth Power H-Squeezing in A Sort Amplitude-mixing Superposition Light Field State with Two Nonsymmetry Quantum Sate;
一类振幅混合两态叠加非对称多模叠加态光场的等阶N次方H压缩
Fractal entropy analysis of overlapped transient power quality disturbance
叠加暂态电能质量扰动的分形熵分析