Heat exchanger.jpg
Jlfd at [http://en.wikipedia.org/ en.wikipedia]
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Heat exchanger, Heat exchangers, Superior vector version available
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Heat exchanger, Countercurrent heat exchanger types - Diagram
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熱交換器、熱交換器、上式ベクトル型利用可能
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熱交換器、対流熱交換器タイプ-図示
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heat exchanger countercurrent