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；
Two new medium parameters related to acoustic attenuation are introduced and an acoustic propagation coefficient is defined.
还分析了传播系数的因次和谐问题，并提出了改进本构测量的建议。
The dimensional homogeneity of the propagation coefficients is analyzed and an improvement over the constitutive measurement is also suggested.
文中推导出了各种传播系数的表达式，计算出各不确定度的分量并将其合成。
Expression of various propagation coefficients, component of uncertainty and the combined uncertainty were deduced and calculated.
再次，针对多站被动定位的布站问题，提出了一种基于误差传播系数的优化布站方法，并推导了两站定位下的最优布站。
Thirdly, an optimum siting of sensors based on the error transmission coefficient is proposed for multi-sensor passive location, which is further derived for two-sensor situation.
本文将广义反射、透射系数矩阵方法推广用于研究声法测井中的声波传播问题。
The generalized reflection-transmission coefficient matrix method is developed to study the acoustic wave propagation in a layered cylindric symmetric medium.
实验表明，表征不连续界面性质的柔度系数对弹性波传播的影响较大。
Experiments show that the flexibility coefficient which represents the characterization of discontinuity interfaces has an influence on elastic wave propagations.
依据所建立的非线性模型，获得垂直入射纵波在非线性法向变形节理处传播的透射和反射系数的解析解。
Based on the established model, the analytic resolution of transmitted and reflected coefficients is obtained when the normal incident P-wave propagates to the nonlinear normal deformative joint.
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。
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.
所得结果表明，在一般情况下耦合系数并非是常数，而是与波的传播距离有关的函数。
The obtained expression indicates that in the general condition the coupling coefficient is not a constant, but is a function associated with the travelling distances of the waves.
得出了二甲醚火焰传播速度与一次空气系数的关系曲线，并且在一次空气系数约为0。
The curve of relationship between flame speeds and the primary air ratio is got, and when primary air ratio is about 0.
特别是在追求高电光系数的材料同时，传播损耗也将会不可避免地增加。
Especially, modulators will inevitably have higher waveguide loss seeking high EO coefficients.
针对地下通道中空气冲击波的传播，通过试验研究，得到了空气冲击波在直角拐弯通道中传播的衰减系数。
This paper does research on shock wave propagation in tunnel. Decaying factors of shock wave propagation in rectangular bend tunnel were obtained by experimental research.
由于水、油介电特性差异较大，导致电磁波在不同含水率的油水混合介质中传播时的相位系数有很大不同。
There is so much a different dielectric property between oil and water that the phase constants are quite different when electromagnetic wave travels in them.
采用耦合模理论对倾斜光纤光栅的传播特性进行分析，并推导出模式传播的波动方程、模式间的耦合系数及坡印亭矢量。
The wave equations, modes coupled coefficient and Poynting vector have been got here. The sensing theory of tilted fiber Bragg grating is presented here.
对P P波、PSV波的传播时间进行三项泰勒展开时，它们的系数中包含了地震波的各向异性信息及垂直速度信息，可以为地震波的弹性参数反演提供基础。
The three term Taylor series of P-P wave or P-SV wave reflection travel times in VTI media are the function of elastic parameters. Therefore they can be used to inverse the seismic elastic parameters.
对P P波、PSV波的传播时间进行三项泰勒展开时，它们的系数中包含了地震波的各向异性信息及垂直速度信息，可以为地震波的弹性参数反演提供基础。
The three term Taylor series of P-P wave or P-SV wave reflection travel times in VTI media are the function of elastic parameters. Therefore they can be used to inverse the seismic elastic parameters.
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