... attenuation 衰减; 衰减 constant attenuation 定值衰减; 固定衰减 linear attenuation 线性衰减; 线性衰减 ...
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Linear attenuation coefficient 线衰减系数 ; [核] 线性衰减系数 ; 直线衰减系數
inverse linear attenuation of light 线性衰减 ; 光线的线性反比衰减
inerse linear attenuation of light 线性衰减 ; 光线的线性反比衰减
linear attenuation and delay characteristics 线性衰减和时延特性
linear attenuation coefficients 线性衰减系数
non-linear attenuation coefficient 非线性衰减系数
total linear attenuation coefficient 总线衰减系数
The image reconstruction problem of linear attenuation coefficients is very difficult and central in transmission TGS.
在TGS透射测量中，线性衰减系数值的图像重建问题是TGS的难点和核心问题。
Objective; To compare the dependence of signal attenuation on temperature and time caused by the diffusion movements in inhomogeneous and linear gradient magnetic field.
目的：比较非理想均匀磁场和线性梯度磁场中扩散运动引起的信号衰减对温度、时间的依赖性。
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。
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