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单词
helium refrigerator
释义
helium refrigerator
helium refrigerator
[
′hē·lē·əm ri′frij·ə‚rād·ər
]
(mechanical engineering)
A refrigerator which uses liquid helium to cool substances to temperatures of 4 K or less.
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更新时间:2025/2/27 14:05:30