面积热强度 area heat release rate 局部加热装置,区域加热装置 area heating device 区域负荷-频率特性,地区负荷-频率特性 area load-frequency characteristic ..
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The experimental result shows that heat radiation is the major means of heat transfer between the sample and the heating device in heated area.
试验结果表明:在加热区中,试样与热装置之间的传热主要受热辐射控制。
The utility model has simple structure, convenient installation, residue heat utilization and energy saving, and is an applicable water heating device in northern area.
本实用新型结构简单,安装方便,利用余热,节约能源,是北方寒冷地区比较适用的热水装置。
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