狭通道

Based on the obtained the temperature, the electron density of the cloud lightning channel by combined with the method of the spectra diagnose and Saha equation.

论文摘要：用无狭缝光栅摄谱仪在西藏地区获得了云闪放电通道的光谱，在已经获得云闪放电通道温度的基础上，利用光谱诊断方法结合Saha方程得到了云闪放电通道的电子密度；将空气等离子体的输运理论应用于闪电放电通道特性的研究，首次计算了三次云闪放电通道的电导率、电子的热导率和热扩散系数。

It is found that the smaller the gap width, the bigger the heat transfer coefficient. And numerical calculation with k-ε-uv model has been performed to calculate the superheated vapor convective heat transfer.

本文采用k-ε-uv模型对环形狭缝通道内过热蒸汽换热与流动特性进行了数值计算分析，计算结果和实验结果符合的很好。

The effects on superheated vapor heat transfer are to be analyzed such as heat flux and mass flow rate etc.

实验结果表明，在外部条件相同时，环形狭缝通道内的过热蒸汽的换热系数随着间隙的减小而增大。

A slot canyon scores the Arizona desert, just one of many dotting the state's border with Utah.

一个狭通道峡谷刻划在亚利桑那州的沙漠，正好有许多的圆点是犹他州边界。

In this paper lunate channel is adopted to study forced flow boiling heat transfer and its pressure drop in detail.

因此本文采用这种独特的狭缝通道结构形式——弦月形狭缝通道，实验和理论研究了液氮在0.5～1.5mm狭缝通道内受迫流动沸腾时的传热特性和流动特性。

Cryogenic two-phase flow and boiling heat transfer characteristics are studied by means of visualized experiment in lunate narrow channel.

采用可视化实验方法研究液氮在弦月形狭缝通道内两相流流动和传热现象。利用精心设计和制作的试件，借助高速摄影仪和3CCD 数码摄像机，获得了液氮在弦月形狭缝通道热虹吸沸腾时的气泡行为及两相流动的真实信息。

In this paper, a unique kind of configuration, lunate channel, is adopted as the flow channel. The gas-liquid two-phase flow and boiling heat transfer characteristics of cryogenic fluid in these narrow channels are studied in detail.

本文采用独特的通道结构形式——极限偏心环缝，在宽广的参数范围内详细研究了这种狭缝通道中低温气液两相流体的流动及沸腾传热特性。

The special behavior of bubble and two-phase flow for cryogenic fluid boiling in the lunate channel is obtained by optical method.

本文用分相模型和均相模型对狭缝通道内受迫流动沸腾时的总压降和摩阻压降进行了分析，结果表明，在小于度情况下，改变Chisholm计算式中修正系数的计算，可以比较准确的预测狭缝通道中受迫流动沸腾时的摩阻压降。

However, the heat transfer enhancement mechanism, as well as the effect of various parameters, such as configuration size, on the enhancement are not understood clearly yet.In this paper, a unique kind of configuration, lunate channel, is adopted as the flow channel.

本文采用独特的通道结构形式——极限偏心环缝，在宽广的参数范围内详细研究了这种狭缝通道中低温气液两相流体的流动及佛腾传热特性。

The slot canyon is one of the most visited canyons in the Southwest.

这狭通道峡谷是唯一的最多游客探访的地方在西南部。

In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国，慢性酒精中毒，肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题，你可以随时联系我。