Zinc stearate particles has proved out to be a good trace material for visual display of naturalconvectionflow pattern in enclosure.
实验结果表明，硬脂酸锌粉粒是显示空气自然对流流动的比较理想材料。
2
Naturalconvection around a horizontal, isothermal cylinder in an infinite, fluid-saturated porous medium is modeled analytically using the Darcy flow model.
本文运用达西流模型，对饱和含湿多孔介质中环绕水平等温圆柱发生的自然对流进行了数值模拟和分析。
3
The results of visualization experiment show that temperature and flow fields are un-steady and three dimensional in space for this naturalconvection of horizontal air layer heated from below.