Comprehensive curve pattern, attenuation coefficient and the relationship of plane position and geological abnormity had been conducted.
研究了综合曲线的形态、衰减系数大小，平面位置与地质异常体的类型定性关系。
The viscosity coefficient of pore fluid in saturated sandstone has an obvious effect on the attenuation, modulus, and velocity dispersion in low frequency range.
饱和砂岩中扎隙液体的粘滞系数对饱和砂岩的衰减、模量和速度色散的影响在较低频段是明显的。
In this paper, the principle and primary results of measure ultrasonic sound velocity and attenuation coefficient by ultrasonic syntonic method are introduced.
本文介绍利用超声共振法测量声速和声衰减系数的原理及自来水和乙醇的测量结果。
After measuring the velocities of many fragments and the flying Angle, the coefficient of velocity attenuation can be calculated.
可以通过测量多个破片的飞行速度与飞行姿态角，推导出速度衰减系数。
Meanwhile, the existence of the acoustic attenuation coefficient benefits the axial resolution.
同时，声衰减系数的存在有利于轴向分辨率的提高。
Single wavelength collimation transmittance experiment is designed and conducted, with total effective attenuation coefficient of tissue phantoms being obtained.
设计单波长准直光透射实验并通过实验测量组织模拟样品的总衰减系数；
The attenuation coefficient decreases with increasing of frequency and the gas density.
衰减系数随频率增加而减小，并且随密度增加而减小。
Two new medium parameters related to acoustic attenuation are introduced and an acoustic propagation coefficient is defined.
本文引入两个与声衰减有关的介质参量，定义了声传播系数；
Single PEG400 can only do some effect on the sample without SC, and the change in attenuation coefficient of samples is just 2/3 of that treated by mixed solution.
单纯的PEG400仅对去角质皮肤有一定的光透明效果，并且所导致的皮肤衰减系数的降低仅为混合液作用后的2/3。
In this paper, a mathematical model is used to characterize this random signals, and a time averaging method is used for obtaining the ultrasonic attenuation coefficient.
本文提供了一种用于识别这类随机信号的数学统计模型，并介绍了一种时间平均法用来获取超声背散射信号的衰减系数。
The estimated ultraviolet radiation attenuation coefficient and DOC concentration all existed markedly positive relationship; but UV-B wave band was higher than UV-A wave band.
估算得到的紫外辐射衰减系数与DOC浓度均存在显著性正相关，但UV - B波段要高于UV - A波段。
The research result and the rain attenuation coefficient thus obtained provide valuable reference not only in WLAN and immobile wireless accessibility but also in mobile communication.
研究得出的降雨衰耗和降雨衰减系数值，不仅对WLAN的固定无线接入，而且对移动通信都具有参考价值。
A function of the diffusion coefficient and attenuation coefficient was derived from the measured diffuse reflectance.
又从测得的漫反射率推得漫射系数和衰减系数的函数。
The superposition coefficient obeys the attenuation function through time t.
叠加系数服从经时衰减函数。
The rock acoustic parameters in this paper include wave amplitude, spectral amplitude, spectral area, spectral density, wave velocity and attenuation coefficient etc.
这些岩石声学参数为波幅、谱幅、谱面积、谱密度、波速度、衰减系数等。
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.
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。
The power attenuation coefficient and the change of the coherence of the laser through the sediment-laden water are obtained in the experiment.
实验获得了激光穿过浑水的功率衰减系数和相干性变化。
Using this device, we can measure many oceanic optical parameters such as diffuse attenuation coefficient, remote-sensing reflectance, water-leaving radiance and so on.
根据该仪器测量获得的下行辐照度和上行辐亮度，我们可以计算海水的漫衰减系数、遥感反射率、离水辐亮度等多种海洋光学参数。
This shows that an earthquake may be predicted by making use of the variations of the frequency attenuation coefficient if the available data are properly processed.
这表明，经过适当处理，是可以根据频率衰减系数的变化来预报地震的。
The permeability coefficient of the seepage field changes in the exponent attenuation.
定量分析对井回灌过程中回灌井周围渗流场变化，渗透系数呈指数衰减。
The temperature correlation of ultrasound attenuation coefficient in the organization of microwave hyperthermia is researched in order to achieve non-invasive organization temperature.
研究微波热疗组织超声衰减系数的温度相关性，以期实现肿瘤微波热疗超声无创测温。
The attenuation coefficient shows approximately linear behaviour with frequency over the frequency range used, and the attenuation slope increases with the void content.
结果表明：超声衰减系数与频率之间存在线性关系，而且其斜率随孔隙率的增大而增大。
The filter (300) has an anode side (302) and a cathode side (304), wherein the cathode side (304) has a higher attenuation coefficient than the anode side (302).
该过滤器（300）具有阳极侧（302）和阴极侧（304），其中，所述阴极侧（304）具有比所述阳极侧（302）更 高的衰减系数。
The attenuation coefficient is determined to at least partially compensate for the target Angle heel effect.
所述衰减系数被确定以至少部分补偿所述靶角度足跟效应。
Objective: Study the influence of parameters such as attenuation coefficient, velocity of sound, and temperature of medium on focusing sound field.
前言：目的：研究声衰减系数、声速、温度等媒质参数对声聚焦的影响。
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。
In low field range, the change of current with time can be simulated by attenuation of power index, and the attenuation coefficient intends to decline with the increase of the applied electric field.
在低场范围中，电流随时间的变化，可以是模拟的幂指数的衰减，并与所施加的电场的增加的衰减系数拟下降。
The results show that, due to the effect of viscoelastic damping, the attenuation coefficient increases with the increasing of modal order, while the vibrational frequencies decrease with it;
计算结果表明，在粘弹性阻尼作用下，衰减系数随振型阶数而增大，振动频率随之不断减小；
The results show that, due to the effect of viscoelastic damping, the attenuation coefficient increases with the increasing of modal order, while the vibrational frequencies decrease with it;
计算结果表明，在粘弹性阻尼作用下，衰减系数随振型阶数而增大，振动频率随之不断减小；
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