Mechanism improvement of the heat exchanger and the ventilator for the thermal efficiency increment of hot-air heater (온풍난방기의 열이용효율 증대를 위한 열교환부 및 송풍기 구조개선)
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- Proceedings of the Korean Society for Agricultural Machinery Conference
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- 2002.02a
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- pp.558-563
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- 2002