In the case of high frequencies, the sound reflection coefficient at sedimentary layer surface is simplified.
文末对高声频情况下的海底上的声反射系数进行了简化。
The present paper analyses the measuring reflection coefficient and discusses the reflection principle on real surface of metalwork. The relation between measuring magnitude and roughness is th...
本文对反射系数测定值进行了初步的定量分析，讨论了实际金属表面的反射机理，从而导出测定值与实际表面粗糙度的关系。
The present paper analyses the measuring reflection coefficient and discusses the reflection principle on real surface of metalwork. The relation between measuring magnitude and roughness is th...
本文对反射系数测定值进行了初步的定量分析，讨论了实际金属表面的反射机理，从而导出测定值与实际表面粗糙度的关系。
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