传热

Noisy film boiling is a special phenomenon to superfluid helium, full understanding of it is very important to some applications, such as superconductivity magnet cooling, and so on.

摘 要：噪声沸腾是超流氦传热中的一个特殊现象，对这种现象的充分认识有助于超流氦在诸如超导磁体的冷却等方面的实际应用。

The effect of such a supersaturated layer on the crystallization of direct cooling by liquid coolant vaporization is analysed.

一、前言液滴在不互溶的溶液相介质中汽化时的传热、传质机理，可以提供冷剂汽化直接接触冷却结晶所需的基本知识。

One of the most interesting contemporary problems of flight at high supersonic speed is that of heat transfer and its effects on aircraft performance and structure.

当代高超声速飞行最关心的问题之一，是传热及其对飞机结构与性能的影响问题。

It controls the surface temperatures of a key element as the ceiling to create a comfortable radiation climate.

控制天花板等主要构件的表面温度，创造一个舒适的辐射环境是非常舒适有效的传热方式。

By use of electrical test method, the stress on the surface of wavy plate under variouspressures was measured.

本文采用电测法，对不同内压下波面传热板板片上的应力进行了测量。

The precise determination of the permeability for porous media is an important part of the study of heat and mass transfer in porous media. The traditional Taylor formula does not work well in some applications, particularly for heterogeneous porous media.

多孔介质渗透率的准确确定是多孔介质传热传质研究的一个重要组成部分，而传统的Taylor公式对于不均匀多孔介质的预测效果很不理想。

Experiments showed that addition of Teflon particles can promote heat transfer coefficient by 20%～40%.

实验表明，在浓度 31 %的黑液中加入聚四氟乙烯粒子可提高传热系数2 0 %～ 40 %。

This is another procedure, solving heat transfer coefficient of the same basic idea, but the detection of temperature difference.

这是另一个相关程序，求解传热系数的基本思想相同，只是温度的检测点不同。

Based on the analysis of heat transfer during unidirectional solidification with stirring, a new method for measuring temperature gradient in front of S/L interface was put out.

在对强烈搅拌下的定向凝固的传热过程进行分析的基础上，提出了测量流动作用下的界面前温度梯度的新方法。

When the temperature gradient and the magnetic field gradient are in the same direction, the heat transfer can be strengthened.

磁场与温度场和浓度场之间的方向协同良好时，能起到强化氨水吸收过程中传热传质的作用。

I am accused of being overreligious," she said in her quiet, frank manner,"but that does not prevent me thinking the children very cruel who obstinately commit such suicide.""

客人们在卡罗利娜·埃凯家里，举止就文雅一些，因为卡罗利娜的母亲治家很严厉。

Designed by French fashion house Herm è s, this elegant uniform was manufactured in our home, Hong Kong, and was the first without a hat.

由著名品牌 Herm è s 设计，这件高贵的制服是香港本土制造，是我们第一套不配帽子的制服。