Experimental Investigation for Augmentation Heat Transfer of The Heating Oil Exchanger Made of Three Dimensional inside Petal Helically Finned Tube是什么意思_Experimental Investigation for Augmentation Heat Transfer of The Heating Oil Exchanger Made of Three Dimensional inside Petal Helically Finned Tube在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句