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。
Our company specializes in producing refrigerating fittings for home and central air conditioners, and parts for auto air conditioners as well.
公司专业生产家用和中央空调制冷配件，同时也生产汽车空调配件。
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