用双曲函数法，成功得到了非线性浅水长波近似方程组的精确孤立波解。
We successfully derived some exact solitary wave solutions of the nonlinear approximate equations with long waves in shallow water by using the hyperbola function method.
利用无规相近似，讨论了长波极限强磁场条件下垒D-心的多电子效应。
The many electron effects on the barrier D - center in a strong magnetic field are investigated in the framework of static random phase and long wave limit approximation.
长波辐射冷却和短波辐射加热之间为近似负反馈的响应关系。
There is a negative feedback between the cooling rate of long wave radiation and the heating rate of short wave radiation.
长波辐射冷却和短波辐射加热之间为近似负反馈的响应关系。
There is a negative feedback between the cooling rate of long wave radiation and the heating rate of short wave radiation.
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