According to the result of environment tritium math-physical model and carbon-14 age dating, think the renew ability of the thermal water in study area is confined and inhomogeneity.
根据环境氚的数学物理模型计算和碳- 14测年结果，关中盆地热水可更新性具有有限性和非均一性特点。
On the basis of the replacement of wire ropes and physical concepts, a math model is established.
根据更换钢丝绳的依据和物理概念，建立了数学模型。
The math model, based on real physical one, was modeled according the essential theory and design course of the flutter wing model designing.
根据实际问题的物理模型，并通过对机翼颤振模型设计原理的分析，建立了优化设计的数学模型；
We aim at the establishment of one-dimensional physical and math model in the multiplayer walls. Heat flux and temperature distribution expression has been reduced and analyzed.
建立了室外空气温度发生周期性变化情况下的复合墙体一维非稳态传热物理模型及数学模型，推导出复合墙体温度分布及热流密度分布表达式。
We aim at the establishment of one-dimensional physical and math model in the multiplayer walls. Heat flux and temperature distribution expression has been reduced and analyzed.
建立了室外空气温度发生周期性变化情况下的复合墙体一维非稳态传热物理模型及数学模型，推导出复合墙体温度分布及热流密度分布表达式。
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