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jan 1, 1920 - 自【1920s】起速冻加工、冷冻设备、冷冻食品、冷冻食品包装等领域的技术不断进步，家用冰箱和冰柜普及，冷冻食品工业有了突飞猛进的发展，冷链物流产业也发展起来

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人教版高中历史|Chinese students' PEP SENIOR HIGH HISTORY TEXTBOOKS

8 months ago

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jan 1, 1920

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~ 105 years ago

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