Theoretical analysis shows that the progressive failure of the surrounding rock of opening is mainly caused by strength attenuation and creep mass.
理论分析说明，巷道围岩的渐进破坏主要是岩体强度衰减和蠕变性质影响的结果。
In the analysis, the uncertainty of attenuation relation is considered.
在分析中，考虑了衰减关系的不确定性。
Reliable estimates of the anelastic attenuation factor, Q, are desirable for improvement of resolution through inverse Q filter and to facilitate amplitude analysis.
黏弹性衰减因子Q的可靠估计可通过Q反褶积来提高地震资料的分辨率并有助于振幅分析。
By theoretical analysis and numerical computation of MS wave's propagation, the propagation law of wave in attenuation elastic-viscosity media had been given.
对微地震波的传播进行了理论分析和数值计算，得到了存在衰减的粘弹性介质中纵波的传播规律。
Based on analysis on transmission property of red laser beam, impact from background light, attenuation and scintillation are discussed.
基于对红光激光束大气传输特性的分析，讨论了激光束传输过程中背景光干扰、大气衰减和湍流效应的影响。
This article summarized common methods of attenuation computation, made a comparison between these methods via example analysis, and then analyzed the results of iden.
本文对几种常用的计算方法进行了总结，通过实例分析对几种方法进行了比较，并对衰减在深部天然气层识别方面的效果进行了分析。
The characteristic impedance and attenuation characteristic calculation of the antenna tuner for wire antennas are derived in this paper. And some analysis methods are given.
本文导出线天线的天线调谐器的特性阻抗和衰减特性的计算，并对其进行了分析。
By combining theory analysis with test measurement, the velocity attenuation regularity of projectile fragments was discussed.
采用理论分析和试验测试相结合的方法，对弹丸破片的速度衰减规律进行了研究。
Based on the analysis of the existing theoretical model of ultrasonic attenuation, the model for ultrasonic attenuation of composite particle size distribution was established.
在分析现有超声波衰减理论模型的基础上，建立了混合粒度分布下超声波的衰减模型。
This article introduced the attenuation empirical model in fog, Simulation analysis the difference between 0.85 and 10.6 in coefficient of attenuation and communication distance.
本文重点介绍了雾衰减的经验模型，仿真分析了0.85和10.6在衰减系数和通信距离上的差异。
As the outdoor atmospheric conditions and the degradation of the image are inseparable, analysis of light transmission occurs during the physical process of scattering and attenuation.
由于户外图像的退化与大气状况密不可分，分析了光在传输的过程中发生散射和衰减的物理过程。
The analysis results indicate that the attenuation of additional dynamic stress along depth is reduced with existence of the structure under rail.
结果表明轨下构筑物的存在将减弱列车动应力往深层传递的衰减。
Methods: Attenuation Reflection-Fourier transformation infrared spectrometry with clustering analysis was used to the identification of Aarons beard.
方法：衰减全反射-傅立叶变换红外光谱法结合聚类分析方法定性鉴别金丝桃属药材。
The noise attenuation characteristics of complex muffler are investigated by 3D finite element analysis based on the study on simple muffler.
在利用三维有限元法研究简单结构的消声器的声学消声性能基础上，对于复杂结构的消声器进行了声学性能预测。
The noise attenuation characteristics of complex muffler are investigated by 3D finite element analysis based on the study on simple muffler.
在利用三维有限元法研究简单结构的消声器的声学消声性能基础上，对于复杂结构的消声器进行了声学性能预测。
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