采用真振幅单程波动方程进行计算，补偿了几何扩散造成的能量损失；
Using true-amplitude one-way wave equation, the energy loss by geometric diffusion can be compensated.
在二维情况下，忽略热扩散效应，利用汉克尔积分变换法和最陡下降法，求解热扩散方程和波动方程，得出了位移的解析表达式。
The thermal equation and wave equation are solved by the methods of Hankel transform and steepest descent, and the general expression of displacement is obtained.
热扩散可以被看成是一种极限温度阻尼振荡问题；而热可以以波动形式传输。
The heat diffuse can be considered as temperature oscillation under limiting damp, as well heat can be transfersed by the wave way.
利用分离变量方法导出了在混合边界条件下的非齐次分数阶扩散-波动方程的解析解。
We derive the analytic solution of the non-homogeneous fractional diffusion-wave equation under the mixed boundary conditions using the method of separation of variables.
在蒸发的水汽扩散阶段，砾石含量越多，蒸发损失量随时间波动幅度越大。
During the water vapor diffusion stage, the range of water evaporation loss increases with the increase of gravel content.
三个主要因素，非理想的软x射线光学多层膜的界面粗糙度和相互扩散层的厚度波动，定量的特点。
Three main factors, layer thickness fluctuation, interfacial roughness and interdiffusion of non-ideal soft X-ray optical multilayers were characterized quantitatively.
它提供0.025防扩散精度最高的供应压力的影响，不论持有设定点供应的波动。
It delivers accuracy with 0.025 psi Max supply pressure effect to hold setpoint regardless of fluctuating supply.
它提供0.025防扩散精度最高的供应压力的影响，不论持有设定点供应的波动。
It delivers accuracy with 0.025 psi Max supply pressure effect to hold setpoint regardless of fluctuating supply.
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