“gas expansion refrigeration cycle”的概念、定义、翻译、参考文献-科学参考

单词	gas expansion refrigeration cycle
释义	gas expansion refrigeration cycle Encyclopedia 工学气体膨胀制冷循环释 gas expansion refrigeration cycle气体膨胀制冷循环利用高压气体的绝热膨胀来达到低温，并利用膨胀后的气体在低压下的复热过程来制冷的循环。
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