A system of a spiral plate heat exchanger and its required auxiliaries was built. The pitches of heat exchanger were built differently to provide almost two geometrically different heat exchangers ...

中文翻译：

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使用代码优化的螺旋板式换热器的新实验 Nusselt 数相关性

建立了一个螺旋板式换热器系统及其所需的辅助设备。热交换器的节距以不同的方式建造，以提供几乎两种几何不同的热交换器......