The attenuation of the sound waves leads to a negative exponent pressure gradient.

随着波长的增大或介质黏度的减小，声波的衰减减缓，压力梯度越小。

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The experimental results show the excellent negative exponent relation appears between the coal mechanical properties and the self-regulating ability of coal matrix.

实验结果表明，煤岩力学性质与其基质调节能力之间呈现出良好的负指数关系。

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Under a very simple constrain from the Maximum Entropy Principle, we found that an intensity-duration relation of Precipatation processes obeys negative exponent law.

本文从熵极大原理出发导出了在一次降水过程中降水强度与其历时为负指数关系。

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