采用三段几何衰减模型拟合，得到了广东地区的几何衰减函数。
Assuming a trilinear geometrical spreading model, we obtained the attenuation function in Guangdong region.
同时也采用线性几何衰减模型和两段几何衰减模型对观测数据进行了拟合。
The same dataset also used tried to fit both linear and bilinear geometrical spreading models.
中小地震的震源谱可以用“布龙”理论模型表示，传播路径中的几何衰减因子可以用三段几何衰减模型表示。
The source spectrum of small-moderate earthquake can be represented by theoretical "Brune" model, the geometric attenuation factor of whole path can be represented by three-segment geometric model.
根据产生接收信号振幅变化的不同物理机制，提出产生信号振幅变化的几何衰减和物理衰减两个不同的概念。
Two new concepts, geometry attenuation and physics attenuation, are presented according to different physics mechanisms of the amplitude variations in received signals.
目的研究凹球面超声换能器的声焦域在高声强和媒质有较大衰减情况下，其形状和几何位置的变化。
Objective the variations of the site and shape of focal region for a concave spherical ultrasound transducer in the case of high sound intensity and stronger attenuation were studied.
通过地震波的衰减规律与塑性应变变化的比较可见，能量的消耗除了几何扩展衰减外，煤岩体的塑性变形方面也起了一定的作用。
Through the comparison of seismic wave attenuation and plastic strain, except for geometrical attenuation, the plastic deformation of coal and rocks is also contributing to energy consumption.
我们发现量子谐错的几何度量的时间演化有时并不能准确地反映量子谐错的衰减模式。
For the second question, we will see that the geometric measure of quantum discord may not reflect the decay modes of the quantum discord.
进一步分析了雷达辐射源位置、星座几何形状和星座的卫星高度对几何精度衰减因子的影响。
Then, the effects of radar beacon position, cluster geometry and satellite altitude on the geometry dilution of precision factor are analyzed.
几何精度衰减因子gdop和卫星信噪比SNR等多方面因素的影响，增大了GPS单点定位误差。
GPS positioning accuracy is influenced by Geometric Dilution of Precision (GDOP), Signal Noise Ratio (SNR) and so on.
在应用中，常常会遇到时间同步、远近效应、几何精度衰减因子等问题。
In the applications, there are many problems, such as timing synchronization, near - far effect, and geometric dilution of precision.
针对应力波穿过节理面产生的衰减现象，研究节理面的几何形状、法向刚度对应力波的透射性影响。
Aiming at the attenuation of stress wave traveling through the rock joints, the influences of joint geometrical shape and stiffness on the stress wave transmission coefficient are analyzed.
一般的GPS选星方法通过搜索选取使几何精度衰减因子最小的4颗卫星，对于高动态应用特别是在水平姿态角较大的情况下，传统的选星方法存在许多局限性。
Traditional GPS satellite selection algorithm uses only 4 satellites with minimal Geometric Dilution of Precision(GDOP)and doesn t work well in high dynamic conditions.
一般的GPS选星方法通过搜索选取使几何精度衰减因子最小的4颗卫星，对于高动态应用特别是在水平姿态角较大的情况下，传统的选星方法存在许多局限性。
Traditional GPS satellite selection algorithm uses only 4 satellites with minimal Geometric Dilution of Precision(GDOP)and doesn t work well in high dynamic conditions.
应用推荐