By simulating gas with heated air, the influence of swirling flow on gas concentration field at gas burner is investigated according to the principle of heat balance.
以加热空气模拟燃气，根据热平衡原理，考察旋流对燃烧器出口处燃气浓度场的影响。
The results of visualization experiment show that temperature and flow fields are un-steady and three dimensional in space for this natural convection of horizontal air layer heated from below.
实验结果表明，这种水平空气层自然对流换热是非稳态的，并且在空间上是三维的。
A theoretical analysis was carried out for evaporative heat transfer of annular two phase flow of liquid film and high velocity air in vertically heated tubes.
通过理论分析，研究了竖直传热管内降膜-高速空气环状两相流的蒸发换热特性。
Or use another kind of liquid flow to store hot device absorption, when the thermal fluid flow to indoor, the use of fan heated air wafted to indoor, and to achieve greenhouse effect.
或利用另一种液体流至储热装置中吸热，当热流体流至室内，在利用风扇吹送被加热空气至室内，而达到暖房效果。
This steam heated drying oven was designed for the rubber industry. It features all stainless steel construction, horizontal air flow and removable shelves.
这款蒸汽加热烘干炉的设计用于橡胶工业。该设备全部采用不锈钢结构，水平气流，移动式支架。
This steam heated drying oven was designed for the rubber industry. It features all stainless steel construction, horizontal air flow and removable shelves.
这款蒸汽加热烘干炉的设计用于橡胶工业。该设备全部采用不锈钢结构，水平气流，移动式支架。
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