通过理论分析和实验研究相结合的方法，研究了空气冷却器壁面的表面自由能对凝露或结霜的形态及空冷器工作性能的影响。
This paper studies the influence of free energy on the surface of air coolers on the forms of condensation or frostiness and the performance of air coolers, through theory and experiments.
式水冷撇渣器是根据高炉冷却壁的工作原理设计的。
The movable water-cooled skimmer was designed according to the work principle of BF cooling stave.
油气滑铸造工装，采用进口材料精密加工，结晶器冷却壁与石墨环紧密贴合，确保油、气密封效果。
Oil and air lubrication casting tools: the machine manufactured precisely with imported materials, the mold cooling stave fit closely with graphite ring, to ensure oil and air sealing effect.
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