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1.The cryogenic freezer is used to store food at extremely low temperatures.
低温冷冻机用于在极低温度下储存食物。
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2.The cryogenic process involves freezing materials to preserve them for later use.
低温处理涉及将材料冻结以保存供以后使用。
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3. Cryogenic technology has been used in space exploration to maintain the life-support systems on long-duration missions.
低温技术已被用于太空探索中，以保持长期任务的生命支持系统。