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本文详细阐述了果蔬真空预冷的原理与特点，简要介绍了真空预冷装置。根据目前我国易腐货物冷藏运输状态，指出发展真空预冷的迫切性。
This paper elaborates the principle and characteristics of fruit and vegetable vacuum precooling briefly introduces the vacuum precooling device. According to the status of refrigerated transport of perishable goods in China at present, the urgency of developing vacuum precooling is pointed out.