thermal advection

The effect of atmospheric heating rate accounted for dominant status while the cyclone was weakening, but the effect of vorticity advection and thermal advection was secondary;

气旋减弱阶段大气加热率所起的作用占主导地位，涡度平流和温度平流作用较小；

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To determine extent of the effect of groundwater advection on U-type vertical underground heat exchangers, based on a mathematics model considering thermal conduction and groundwater advection, utilizes an overall solution to obtain the whole temperature field including fluid in pipe, pipe wall and surrounding soil.

为确定地下水渗流对U型地下埋管换热器的影响，基于热渗耦合作用下的数学模型，采用整体求解方法求得管内流体、地下埋管换热器及周围土壤的温度场数值解。

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The results of experiment are in a good accordance with the simulation results, thus verify the heat transfer law described by the analytical solution of the coupled thermal conduction and groundwater advection model of buried pipe.

研究得到的实验结果与数值模拟结果具有良好的吻合性，从而验证了地埋管热渗耦合模型的解析解所描述的热量传递规律。

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The product of vertical wind profile ( VWP) which based on VAD methods are introduced detailedly. This product is useful to ascertain the type of thermal advection, the shear of vertical wind, etc.

详细介绍了基于VAD技术的垂直风廓线产品（VWP）的应用技术，此产品对确定热力平流类型、垂直风切变等都是有用的。

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In this paper, the flow and thermal transport equations for the accurate description of natural thermal advection in the process of heat transfer in aquifers are manipulated and presented.

较严密地推导了能够描述含水层热量运移中自然热对流作用的水流方程和热量运移方程，并在此基础上建立了一个三维非线性模型。

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Two examples of using a single Weather Doppler radar to obtain 2-D flow field and thermal advection on the normal plane of mesoscale rain bands

利用单多普勒雷达资料分析垂直面上二维流场和热力平流的两个例子

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Model Considering Thermal Conduction and Groundwater Advection of Soil Viewed as Porous Medium and Numerical Simulation on Soil Temperature Field Around Underground Heat Exchanger

多孔介质土壤热渗耦合模型及埋管周围土壤温度场数值模拟研究

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The results show that the dynamic functions of thermal advection, vorticity advection, coastal frontogenesis and air jet stream made great contribution to the explosive development of the cyclone.

结果表明，温度平流和涡度平流、沿岸锋生以及高空急流的动力作用对气旋暴发性发展有重要贡献。

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We must pay attention to the southern warm thermal advection as well as the northern cold thermal advection in the cold front shear type rainstorm process.

在该型暴雨的发生过程中，北部冷平流具有十分重要的作用，但南部暖平流的作用也不可忽视。

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The result shows that under stable circulation, the movement of Iran Plateau air mass toward northeast and the thermal advection and directive down flow are the main causes of the persistant warm weather and the high temperature record.

结果表明，造成气温持续偏高和破历史极值的主要原因是：在稳定的环流形势下，伊朗高原的暖气团北上东移，暖平流输送辐散下沉气流增温。

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