compound compression refrigeration cycle
... compression type refrigeration unit 压缩制冷机组 compound compression refrigeration cycle 多级压缩制冷循环 compression refrigeration system 压缩式冷冻系统 ...
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compound compression refrigeration cycle
复合压缩制冷循环
以上为机器翻译结果，长、整句建议使用 人工翻译 。