本文由基本的守恒方程出发，获得了能描述回热器存在声直流时的非线性动力学模型及由此而导致的非线性时均热力学效应。
Based on basic conservation equations, the paper derived the thermoacoustic streaming model of a cyclic regenerator and discussed some nonlinear, time-averaged thermodynamic effects.
导出了用简正坐标即声子模式所表达的非线性晶格动力学和非线性宏观极化。
The nonlinear lattice dynamics and an expression of nonlinear macroscopic polarization are derived in terms of optic phonon modes.
导出了用简正坐标即声子模式所表达的非线性晶格动力学和非线性宏观极化。
The nonlinear lattice dynamics and an expression of nonlinear macroscopic polarization are derived in terms of optic phonon modes.
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