Results show that gas expansion in central region of vortex chamber caused by swirling flow is an important reason for the refrigerating effect of vortex tube.
结果表明：涡流导致涡流室中心区域气流膨胀是涡流管产生制冷效应的一个重要原因。
Results show that gas expansion in central region of vortex chamber caused by swirling flow is an important reason for the refrigerating effect of vortex tube.
结果表明：涡流导致涡流室中心区域气流膨胀是涡流管产生制冷效应的一个重要原因。
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