In heating, ventilating, air conditioning and other engineering system, there are many problems concerned with convection heat transfer.
在供热、供燃气、通风与空调以及其它许多工程系统中，对流换热问题广泛存在。
The thermal property of the adjustable convection radiator fitted with a wind valve and the application effect of this adjustment mode in the practical heating system are studied.
研究了配置有风阀的可调型对流散热器的热工性能及此室温调节方式在实际采暖系统中的应用效果。
A new wood vacuum dryer with a heat recovery system was designed and manufactured, Drying schcdules of convection heating in continuous vacuum condition was studied.
研制出一种带有热能回收装置的木材真空干燥系统，并探讨了对流加热连续真空干燥新工艺。
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