热质交换边界层的温度梯度小于纯对流热交换边界层的温度梯度；
The temperature gradient of the heating mass-exchange boundary layer is smaller than that of the pure convective heat-exchange boundary layer.
在设计阶段对尾水洞内的热质交换进行准确计算是确定通风空调方案的依据。
Accurate computation of the heat and mass transfer in the tail water tunnel is the basis of determining the air conditioning and ventilation system.
粮食烘干是一个复杂的热质交换过程，粮食本身又是一种复杂的生物化学物质。
The grain drying is a complicated heat and substance exchange course, and grain itself is also a kind of complicated biochemistry matter.
下垫面附面层中的热量交换和水分交换是大气与地面间的热质交换现象的集中反映。
The heat-moisture exchange between atmosphere and ground is very complex. The exchange occurring the adherent layer on ground is just such a complex phenomenon.
提出了一种内冷型液体除湿器，并对该除湿器的除湿过程建立了热质交换的稳态数学模型。
An internally cooled liquid desiccant dehumidifier was proposed and a steady state mathematical model describing the heat and mass transfer of the dehumidification process was developed.
对液体除湿空调系统、除湿剂、除湿系统中热质交换数学模型的国内外研究进展进行了阐述。
The research progress of liquid dehumidification air conditioning system, desiccant and mathematic model for heat and mass transfer in dehumidification system at home and abroad is expounded.
基于热质交换原理，设计了一种新型的过热蒸汽饱和器，用于热质交换设备中过热蒸汽的饱和化。
Based on the principle of heat and mass exchange, a new type of superheated steam saturator is designed.
本文通过建立喷淋室热质交换数学模型，并对其进行数值解，从而得出了影响其热质交换效率的各种因素。
This article finds out all factors that influence the thermal substance exchange efficiency through setting up thermal substance exchange math model of spraying room and giving its data.
本文针对一维多孔介质的第一类边界条件，对高强度快速干燥条件下热质交换的普遍微分方程组进行求解。
In this paper, heat and mass transfer under the first boundary condition during high intensive and rapid drying process is analysed and the general differential equation group is resolved.
优化后模块的热质交换效果与原有模块相同，但体积为原有模块体积的70%，压降仅为原有模块的49%。
Compared to the original DE - humidification module, the volume decreases to 70% and pressure drop decreases to 49%, while the enthalpy and moisture efficiencies are almost the same.
在已有叉流热质交换模型的基础上，通过合理简化给出了空气焓值、溶液等效焓值在除湿器内部的分布情况以及全热效率的解析解。
Analytical solutions of air enthalpy, desiccant equivalent enthalpy as well as enthalpy efficiency were developed under several reasonable assumptions for cross-flow dehumidifier.
作者通过对热风穿透筒子纱时热质交换的分析，建立了筒子纱稳定干燥阶段水分蒸发的理论模型，推导出圆柱形筒子纱径向热风温度分布方程及水分蒸发方程。
By analysising the hot-mass transmission of hot-air passing through the polyester yarn package, the theoretical model of vaporization for package at the state of stable drying is established.
作者通过对热风穿透筒子纱时热质交换的分析，建立了筒子纱稳定干燥阶段水分蒸发的理论模型，推导出圆柱形筒子纱径向热风温度分布方程及水分蒸发方程。
By analysising the hot-mass transmission of hot-air passing through the polyester yarn package, the theoretical model of vaporization for package at the state of stable drying is established.
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