边界热交换系数的确定是热轧工作辊高精度温度场计算的关键参数。
Heat boundary conditions of hot rolling work rolls are analyzed and the practical temperature field model is established.
边界热交换系数的确定是热轧工作辊高精度温度场计算的关键参数。
The boundary heat exchange parameters are the critical parameters of high-accuracy temperature field computation of hot rolling work rolls.
有的文献把保温层折算为对空气的热交换系数来计算混凝土的温度。
In some literatures concrete temperature is calculated by converting its heat insulating layer into an air heat exchange coefficient.
并且认为当坩埚侧面与环境的热交换系数很大时，坩埚热导率的影响作用变小。
The effect of crucible heat conductivity can be neglected when heat transfer coefficient between crucible side and environment remains large enough.
求算了巷道风温恒定时岩体壁面温度、岩体与空气的非稳态热交换系数和围岩调热圈厚度。
The temperature of tunnel wall, coefficient of unsteady heat exchange and thickness of heat-adjusting layer at constant air temperature in a tunnel are calculated.
数值计算结果表明，混凝土与水的热交换系数的取值范围较大，而对结构温度场的影响较小。
The results of numerical calculation show that the range of heat exchange coefficient to be taken between concrete and water is large, but its effect on thermal field is small.
而且热交换系统达到了降复温标准系数，在高体重患者降复温过程效果满意。
The heat exchange system of this oxygenator had reached standard index, and reached statis-factory results in cooling and rewarming process in the patient with heavy body weight.
而且热交换系统达到了降复温标准系数，在高体重患者降复温过程效果满意。
The heat exchange system of this oxygenator had reached standard index, and reached statis-factory results in cooling and rewarming process in the patient with heavy body weight.
应用推荐