... propagation ①扩展，传播，传送②(链)增长(作用) propagation characteristics 传播特性 propagation coefficient 传播系数 ...
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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.
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